30666704 has 20 divisors (see below), whose sum is σ = 60305664. Its totient is φ = 15103968.

The previous prime is 30666689. The next prime is 30666739. The reversal of 30666704 is 40766603.

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, 13232 + ... + 15375.

Almost surely, 2^30666704 is an apocalyptic number.

It is an amenable number.

30666704 is a deficient number, since it is larger than the sum of its proper divisors (29638960).

30666704 is a wasteful number, since it uses less digits than its factorization.

30666704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28682 (or 28676 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 30666704 is about 5537.7526127482. The cubic root of 30666704 is about 313.0081894512.

The spelling of 30666704 in words is "thirty million, six hundred sixty-six thousand, seven hundred four".