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423284 = 22294189
BaseRepresentation
bin1100111010101110100
3210111122012
41213111310
5102021114
613023352
73412031
oct1472564
9714565
10423284
1126a024
12184b58
1311a884
14b0388
158563e
hex67574

423284 has 24 divisors (see below), whose sum is σ = 793800. Its totient is φ = 197120.

The previous prime is 423281. The next prime is 423287. The reversal of 423284 is 482324.

423284 = 202 + 212 + ... + 1082.

It is an interprime number because it is at equal distance from previous prime (423281) and next prime (423287).

It can be written as a sum of positive squares in 4 ways, for example, as 784 + 422500 = 28^2 + 650^2 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 423284.

It is not an unprimeable number, because it can be changed into a prime (423281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4712 + ... + 4800.

It is an arithmetic number, because the mean of its divisors is an integer number (33075).

2423284 is an apocalyptic number.

It is an amenable number.

423284 is a deficient number, since it is larger than the sum of its proper divisors (370516).

423284 is a wasteful number, since it uses less digits than its factorization.

423284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 161 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 423284 is about 650.6027974118. The cubic root of 423284 is about 75.0834035133.

It can be divided in two parts, 423 and 284, that added together give a palindrome (707).

The spelling of 423284 in words is "four hundred twenty-three thousand, two hundred eighty-four".

Divisors: 1 2 4 29 41 58 82 89 116 164 178 356 1189 2378 2581 3649 4756 5162 7298 10324 14596 105821 211642 423284