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332488 = 231323139
BaseRepresentation
bin1010001001011001000
3121220002101
41101023020
541114423
611043144
72553232
oct1211310
9556071
10332488
11207892
121404b4
13b8450
1489252
15687ad
hex512c8

332488 has 32 divisors (see below), whose sum is σ = 705600. Its totient is φ = 145728.

The previous prime is 332477. The next prime is 332489. The reversal of 332488 is 884233.

332488 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3324882 = 221096540288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (332489) by changing a digit.

332488 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2323 + ... + 2461.

It is an arithmetic number, because the mean of its divisors is an integer number (22050).

2332488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 332488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (352800).

332488 is an abundant number, since it is smaller than the sum of its proper divisors (373112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

332488 is a wasteful number, since it uses less digits than its factorization.

332488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 177 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 332488 is about 576.6177243200. The cubic root of 332488 is about 69.2774656786.

It can be divided in two parts, 332 and 488, that added together give a triangular number (820 = T40).

The spelling of 332488 in words is "three hundred thirty-two thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 13 23 26 46 52 92 104 139 184 278 299 556 598 1112 1196 1807 2392 3197 3614 6394 7228 12788 14456 25576 41561 83122 166244 332488