38899564 has 36 divisors (see below), whose sum is σ = 75411000. Its totient is φ = 17543680.

The previous prime is 38899537. The next prime is 38899591. The reversal of 38899564 is 46599883.

It is a happy number.

38899564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (38899537) and next prime (38899591).

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 11 ways as a sum of consecutive naturals, for example, 86412 + ... + 86860.

It is an arithmetic number, because the mean of its divisors is an integer number (2094750).

Almost surely, 2^38899564 is an apocalyptic number.

It is an amenable number.

38899564 is a deficient number, since it is larger than the sum of its proper divisors (36511436).

38899564 is a wasteful number, since it uses less digits than its factorization.

38899564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654 (or 641 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 52.

The square root of 38899564 is about 6236.9514989296. The cubic root of 38899564 is about 338.8297831804.

The spelling of 38899564 in words is "thirty-eight million, eight hundred ninety-nine thousand, five hundred sixty-four".