331980632 has 32 divisors (see below), whose sum is σ = 646606800. Its totient is φ = 159600000.

The previous prime is 331980619. The next prime is 331980647. The reversal of 331980632 is 236089133.

It is a super-2 number, since 2×331980632² = 220422280046238848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331980592 and 331980601.

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, 55382 + ... + 61082.

Almost surely, 2^331980632 is an apocalyptic number.

It is an amenable number.

331980632 is a deficient number, since it is larger than the sum of its proper divisors (314626168).

331980632 is a wasteful number, since it uses less digits than its factorization.

331980632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5987 (or 5983 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 331980632 is about 18220.3356719902. The cubic root of 331980632 is about 692.4220920492.

The spelling of 331980632 in words is "three hundred thirty-one million, nine hundred eighty thousand, six hundred thirty-two".