38009964 has 12 divisors (see below), whose sum is σ = 88689944. Its totient is φ = 12669984.

The previous prime is 38009941. The next prime is 38010019. The reversal of 38009964 is 46990083.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1583737 + ... + 1583760.

Almost surely, 2^38009964 is an apocalyptic number.

It is an amenable number.

38009964 is an abundant number, since it is smaller than the sum of its proper divisors (50679980).

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

38009964 is a wasteful number, since it uses less digits than its factorization.

38009964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167504 (or 3167502 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 38009964 is about 6165.2221371172. Note that the first 3 decimals coincide. The cubic root of 38009964 is about 336.2269229566.

The spelling of 38009964 in words is "thirty-eight million, nine thousand, nine hundred sixty-four".