232431324 has 24 divisors (see below), whose sum is σ = 544615680. Its totient is φ = 77151984.

The previous prime is 232431301. The next prime is 232431347. The reversal of 232431324 is 423134232.

It is an interprime number because it is at equal distance from previous prime (232431301) and next prime (232431347).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 232431294 and 232431303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37654 + ... + 43389.

It is an arithmetic number, because the mean of its divisors is an integer number (22692320).

Almost surely, 2^232431324 is an apocalyptic number.

It is an amenable number.

232431324 is an abundant number, since it is smaller than the sum of its proper divisors (312184356).

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

232431324 is a wasteful number, since it uses less digits than its factorization.

232431324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81289 (or 81287 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 232431324 is about 15245.6985409000. The cubic root of 232431324 is about 614.8439236433.

Adding to 232431324 its reverse (423134232), we get a palindrome (655565556).

The spelling of 232431324 in words is "two hundred thirty-two million, four hundred thirty-one thousand, three hundred twenty-four".