232115432 has 16 divisors (see below), whose sum is σ = 445832100. Its totient is φ = 113226880.

The previous prime is 232115407. The next prime is 232115437. The reversal of 232115432 is 234511232.

It can be written as a sum of positive squares in 2 ways, for example, as 231465796 + 649636 = 15214^2 + 806^2 .

It is a junction number, because it is equal to n+sod(n) for n = 232115398 and 232115407.

It is not an unprimeable number, because it can be changed into a prime (232115437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353507 + ... + 354162.

Almost surely, 2^232115432 is an apocalyptic number.

It is an amenable number.

232115432 is a deficient number, since it is larger than the sum of its proper divisors (213716668).

232115432 is a wasteful number, since it uses less digits than its factorization.

232115432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707716 (or 707712 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 232115432 is about 15235.3349815486. The cubic root of 232115432 is about 614.5652573424.

Adding to 232115432 its reverse (234511232), we get a palindrome (466626664).

The spelling of 232115432 in words is "two hundred thirty-two million, one hundred fifteen thousand, four hundred thirty-two".