232431612 has 24 divisors (see below), whose sum is σ = 619817856. Its totient is φ = 66409008.

The previous prime is 232431611. The next prime is 232431631. The reversal of 232431612 is 216134232.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232431611) 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, 1383438 + ... + 1383605.

It is an arithmetic number, because the mean of its divisors is an integer number (25825744).

Almost surely, 2^232431612 is an apocalyptic number.

It is an amenable number.

232431612 is an abundant number, since it is smaller than the sum of its proper divisors (387386244).

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

232431612 is a wasteful number, since it uses less digits than its factorization.

232431612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767057 (or 2767055 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 232431612 is about 15245.7079861842. The cubic root of 232431612 is about 614.8441775892.

Adding to 232431612 its reverse (216134232), we get a palindrome (448565844).

The spelling of 232431612 in words is "two hundred thirty-two million, four hundred thirty-one thousand, six hundred twelve".