923155232 has 48 divisors (see below), whose sum is σ = 1900547712. Its totient is φ = 440563200.

The previous prime is 923155193. The next prime is 923155249. The reversal of 923155232 is 232551329.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441293 + ... + 443379.

It is an arithmetic number, because the mean of its divisors is an integer number (39594744).

Almost surely, 2^923155232 is an apocalyptic number.

923155232 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 923155232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (950273856).

923155232 is an abundant number, since it is smaller than the sum of its proper divisors (977392480).

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

923155232 is a wasteful number, since it uses less digits than its factorization.

923155232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2721 (or 2713 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 923155232 is about 30383.4697162783. The cubic root of 923155232 is about 973.6994210989.

The spelling of 923155232 in words is "nine hundred twenty-three million, one hundred fifty-five thousand, two hundred thirty-two".