38660664 has 32 divisors (see below), whose sum is σ = 110459520. Its totient is φ = 11045856.

The previous prime is 38660651. The next prime is 38660701. The reversal of 38660664 is 46606683.

38660664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114894 + ... + 115229.

It is an arithmetic number, because the mean of its divisors is an integer number (3451860).

Almost surely, 2^38660664 is an apocalyptic number.

It is an amenable number.

38660664 is an abundant number, since it is smaller than the sum of its proper divisors (71798856).

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

38660664 is a wasteful number, since it uses less digits than its factorization.

38660664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230139 (or 230135 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 38660664 is about 6217.7700182622. The cubic root of 38660664 is about 338.1347221543.

The spelling of 38660664 in words is "thirty-eight million, six hundred sixty thousand, six hundred sixty-four".