232859664 has 80 divisors (see below), whose sum is σ = 684747840. Its totient is φ = 75720960.

The previous prime is 232859657. The next prime is 232859677. The reversal of 232859664 is 466958232.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11139 + ... + 24285.

It is an arithmetic number, because the mean of its divisors is an integer number (8559348).

Almost surely, 2^232859664 is an apocalyptic number.

232859664 is a gapful number since it is divisible by the number (24) 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 232859664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342373920).

232859664 is an abundant number, since it is smaller than the sum of its proper divisors (451888176).

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

232859664 is a wasteful number, since it uses less digits than its factorization.

232859664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13205 (or 13193 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 232859664 is about 15259.7399715723. The cubic root of 232859664 is about 615.2213837128.

The spelling of 232859664 in words is "two hundred thirty-two million, eight hundred fifty-nine thousand, six hundred sixty-four".