38667964 has 12 divisors (see below), whose sum is σ = 71230600. Its totient is φ = 18316368.

The previous prime is 38667953. The next prime is 38668031. The reversal of 38667964 is 46976683.

It is a super-2 number, since 2×38667964² = 2990422879810592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

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, 254319 + ... + 254470.

Almost surely, 2^38667964 is an apocalyptic number.

It is an amenable number.

38667964 is a deficient number, since it is larger than the sum of its proper divisors (32562636).

38667964 is a wasteful number, since it uses less digits than its factorization.

38667964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508812 (or 508810 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 49.

The square root of 38667964 is about 6218.3570177339. The cubic root of 38667964 is about 338.1560032867.

The spelling of 38667964 in words is "thirty-eight million, six hundred sixty-seven thousand, nine hundred sixty-four".