38995564 has 12 divisors (see below), whose sum is σ = 68549824. Its totient is φ = 19409904.

The previous prime is 38995549. The next prime is 38995573. The reversal of 38995564 is 46559983.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20967 + ... + 22750.

Almost surely, 2^38995564 is an apocalyptic number.

It is an amenable number.

38995564 is a deficient number, since it is larger than the sum of its proper divisors (29554260).

38995564 is a wasteful number, since it uses less digits than its factorization.

38995564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43944 (or 43942 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 49.

The square root of 38995564 is about 6244.6428240533. The cubic root of 38995564 is about 339.1082861951.

The spelling of 38995564 in words is "thirty-eight million, nine hundred ninety-five thousand, five hundred sixty-four".