38863684 has 12 divisors (see below), whose sum is σ = 68647824. Its totient is φ = 19250024.

The previous prime is 38863679. The next prime is 38863687. The reversal of 38863684 is 48636883.

It is not an unprimeable number, because it can be changed into a prime (38863687) 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, 44974 + ... + 45829.

It is an arithmetic number, because the mean of its divisors is an integer number (5720652).

Almost surely, 2^38863684 is an apocalyptic number.

It is an amenable number.

38863684 is a deficient number, since it is larger than the sum of its proper divisors (29784140).

38863684 is a wasteful number, since it uses less digits than its factorization.

38863684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90914 (or 90912 counting only the distinct ones).

The product of its digits is 663552, while the sum is 46.

The square root of 38863684 is about 6234.0744300979. The cubic root of 38863684 is about 338.7255750512.

The spelling of 38863684 in words is "thirty-eight million, eight hundred sixty-three thousand, six hundred eighty-four".