431596956 has 48 divisors (see below), whose sum is σ = 1163877120. Its totient is φ = 121925760.

The previous prime is 431596933. The next prime is 431596981. The reversal of 431596956 is 659695134.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21390 + ... + 36341.

It is an arithmetic number, because the mean of its divisors is an integer number (24247440).

Almost surely, 2^431596956 is an apocalyptic number.

It is an amenable number.

431596956 is an abundant number, since it is smaller than the sum of its proper divisors (732280164).

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

431596956 is a wasteful number, since it uses less digits than its factorization.

431596956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57834 (or 57832 counting only the distinct ones).

The product of its digits is 874800, while the sum is 48.

The square root of 431596956 is about 20774.9116965632. The cubic root of 431596956 is about 755.7174625185.

The spelling of 431596956 in words is "four hundred thirty-one million, five hundred ninety-six thousand, nine hundred fifty-six".