38573664 has 24 divisors (see below), whose sum is σ = 101256120. Its totient is φ = 12857856.

The previous prime is 38573657. The next prime is 38573681. The reversal of 38573664 is 46637583.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

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, 200809 + ... + 201000.

It is an arithmetic number, because the mean of its divisors is an integer number (4219005).

Almost surely, 2^38573664 is an apocalyptic number.

It is an amenable number.

38573664 is an abundant number, since it is smaller than the sum of its proper divisors (62682456).

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

38573664 is a wasteful number, since it uses less digits than its factorization.

38573664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401822 (or 401814 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 38573664 is about 6210.7700005716. The cubic root of 38573664 is about 337.8808912391.

The spelling of 38573664 in words is "thirty-eight million, five hundred seventy-three thousand, six hundred sixty-four".