38863164 has 12 divisors (see below), whose sum is σ = 90680744. Its totient is φ = 12954384.

The previous prime is 38863163. The next prime is 38863171. The reversal of 38863164 is 46136883.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38863163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1619287 + ... + 1619310.

Almost surely, 2^38863164 is an apocalyptic number.

It is an amenable number.

38863164 is an abundant number, since it is smaller than the sum of its proper divisors (51817580).

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

38863164 is a wasteful number, since it uses less digits than its factorization.

38863164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238604 (or 3238602 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 38863164 is about 6234.0327236870. The cubic root of 38863164 is about 338.7240643170.

The spelling of 38863164 in words is "thirty-eight million, eight hundred sixty-three thousand, one hundred sixty-four".