232013312 has 40 divisors (see below), whose sum is σ = 466798992. Its totient is φ = 115200000.

The previous prime is 232013281. The next prime is 232013329. The reversal of 232013312 is 213310232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75812 + ... + 78812.

Almost surely, 2^232013312 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 232013312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233399496).

232013312 is an abundant number, since it is smaller than the sum of its proper divisors (234785680).

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

232013312 is an equidigital number, since it uses as much as digits as its factorization.

232013312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3170 (or 3154 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 232013312 is about 15231.9831932680. The cubic root of 232013312 is about 614.4751174071.

Adding to 232013312 its reverse (213310232), we get a palindrome (445323544).

The spelling of 232013312 in words is "two hundred thirty-two million, thirteen thousand, three hundred twelve".