38166864 has 40 divisors (see below), whose sum is σ = 100276320. Its totient is φ = 12505728.

The previous prime is 38166841. The next prime is 38166883. The reversal of 38166864 is 46866183.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3907 + ... + 9570.

It is an arithmetic number, because the mean of its divisors is an integer number (2506908).

Almost surely, 2^38166864 is an apocalyptic number.

It is an amenable number.

38166864 is an abundant number, since it is smaller than the sum of its proper divisors (62109456).

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

38166864 is a wasteful number, since it uses less digits than its factorization.

38166864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13547 (or 13541 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 38166864 is about 6177.9336351243. The cubic root of 38166864 is about 336.6889209657.

The spelling of 38166864 in words is "thirty-eight million, one hundred sixty-six thousand, eight hundred sixty-four".