38355868 has 6 divisors (see below), whose sum is σ = 67122776. Its totient is φ = 19177932.

The previous prime is 38355853. The next prime is 38355887. The reversal of 38355868 is 86855383.

It is a super-2 number, since 2×38355868² = 2942345220066848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4794480 + ... + 4794487.

Almost surely, 2^38355868 is an apocalyptic number.

It is an amenable number.

38355868 is a deficient number, since it is larger than the sum of its proper divisors (28766908).

38355868 is a wasteful number, since it uses less digits than its factorization.

38355868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588971 (or 9588969 counting only the distinct ones).

The product of its digits is 691200, while the sum is 46.

The square root of 38355868 is about 6193.2114447999. The cubic root of 38355868 is about 337.2437722352.

The spelling of 38355868 in words is "thirty-eight million, three hundred fifty-five thousand, eight hundred sixty-eight".