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430164 = 22337569
BaseRepresentation
bin1101001000001010100
3210212002000
41221001110
5102231124
613115300
73441060
oct1510124
9725060
10430164
11274209
12188b30
13120a47
14b2aa0
15876c9
hex69054

430164 has 48 divisors (see below), whose sum is σ = 1276800. Its totient is φ = 122688.

The previous prime is 430147. The next prime is 430193. The reversal of 430164 is 461034.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable 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 15 ways as a sum of consecutive naturals, for example, 472 + ... + 1040.

It is an arithmetic number, because the mean of its divisors is an integer number (26600).

2430164 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 430164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (638400).

430164 is an abundant number, since it is smaller than the sum of its proper divisors (846636).

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

430164 is a wasteful number, since it uses less digits than its factorization.

430164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 581 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 430164 is about 655.8688893369. The cubic root of 430164 is about 75.4880176297.

Adding to 430164 its reverse (461034), we get a palindrome (891198).

The spelling of 430164 in words is "four hundred thirty thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 569 756 1138 1707 2276 3414 3983 5121 6828 7966 10242 11949 15363 15932 20484 23898 30726 35847 47796 61452 71694 107541 143388 215082 430164