38683812 has 24 divisors (see below), whose sum is σ = 90820576. Its totient is φ = 12814848.

The previous prime is 38683781. The next prime is 38683831. The reversal of 38683812 is 21838683.

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, 7933 + ... + 11844.

Almost surely, 2^38683812 is an apocalyptic number.

It is an amenable number.

38683812 is an abundant number, since it is smaller than the sum of its proper divisors (52136764).

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

38683812 is a wasteful number, since it uses less digits than its factorization.

38683812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19947 (or 19945 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 38683812 is about 6219.6311787758. The cubic root of 38683812 is about 338.2021945332.

The spelling of 38683812 in words is "thirty-eight million, six hundred eighty-three thousand, eight hundred twelve".