38885816 has 16 divisors (see below), whose sum is σ = 74882040. Its totient is φ = 18917280.

The previous prime is 38885813. The next prime is 38885827. The reversal of 38885816 is 61858883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38885813) 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, 65390 + ... + 65981.

Almost surely, 2^38885816 is an apocalyptic number.

It is an amenable number.

38885816 is a deficient number, since it is larger than the sum of its proper divisors (35996224).

38885816 is a wasteful number, since it uses less digits than its factorization.

38885816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131414 (or 131410 counting only the distinct ones).

The product of its digits is 368640, while the sum is 47.

The square root of 38885816 is about 6235.8492605258. The cubic root of 38885816 is about 338.7898617326.

The spelling of 38885816 in words is "thirty-eight million, eight hundred eighty-five thousand, eight hundred sixteen".