331662616 has 16 divisors (see below), whose sum is σ = 622074600. Its totient is φ = 165776064.

The previous prime is 331662601. The next prime is 331662637. The reversal of 331662616 is 616266133.

331662616 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×331662616² = 220000181703926912, which contains 22 as substring.

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, 30571 + ... + 39973.

Almost surely, 2^331662616 is an apocalyptic number.

It is an amenable number.

331662616 is a deficient number, since it is larger than the sum of its proper divisors (290411984).

331662616 is a wasteful number, since it uses less digits than its factorization.

331662616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13818 (or 13814 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 331662616 is about 18211.6066287409. The cubic root of 331662616 is about 692.2009228673.

The spelling of 331662616 in words is "three hundred thirty-one million, six hundred sixty-two thousand, six hundred sixteen".