38377320 has 32 divisors (see below), whose sum is σ = 115132320. Its totient is φ = 10233920.

The previous prime is 38377319. The next prime is 38377351. The reversal of 38377320 is 2377383.

It is a happy number.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

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, 159786 + ... + 160025.

It is an arithmetic number, because the mean of its divisors is an integer number (3597885).

Almost surely, 2^38377320 is an apocalyptic number.

38377320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38377320 is an abundant number, since it is smaller than the sum of its proper divisors (76755000).

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

38377320 is a wasteful number, since it uses less digits than its factorization.

38377320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319825 (or 319821 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 38377320 is about 6194.9430990123. The cubic root of 38377320 is about 337.3066327175.

The spelling of 38377320 in words is "thirty-eight million, three hundred seventy-seven thousand, three hundred twenty".