233431412 has 12 divisors (see below), whose sum is σ = 413676480. Its totient is φ = 115238136.

The previous prime is 233431399. The next prime is 233431427. The reversal of 233431412 is 214134332.

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, 369038 + ... + 369669.

It is an arithmetic number, because the mean of its divisors is an integer number (34473040).

Almost surely, 2^233431412 is an apocalyptic number.

It is an amenable number.

233431412 is a deficient number, since it is larger than the sum of its proper divisors (180245068).

233431412 is a wasteful number, since it uses less digits than its factorization.

233431412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738790 (or 738788 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 233431412 is about 15278.4623571876. The cubic root of 233431412 is about 615.7244966072.

Adding to 233431412 its reverse (214134332), we get a palindrome (447565744).

The spelling of 233431412 in words is "two hundred thirty-three million, four hundred thirty-one thousand, four hundred twelve".