233891232 has 48 divisors (see below), whose sum is σ = 640664640. Its totient is φ = 74573312.

The previous prime is 233891227. The next prime is 233891237. The reversal of 233891232 is 232198332.

233891232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (233891227) and next prime (233891237).

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 233891193 and 233891202.

It is not an unprimeable number, because it can be changed into a prime (233891237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50757 + ... + 55172.

It is an arithmetic number, because the mean of its divisors is an integer number (13347180).

Almost surely, 2^233891232 is an apocalyptic number.

It is an amenable number.

233891232 is an abundant number, since it is smaller than the sum of its proper divisors (406773408).

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

233891232 is a wasteful number, since it uses less digits than its factorization.

233891232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105965 (or 105957 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 233891232 is about 15293.5029342528. The cubic root of 233891232 is about 616.1285221235.

The spelling of 233891232 in words is "two hundred thirty-three million, eight hundred ninety-one thousand, two hundred thirty-two".