38158668 has 24 divisors (see below), whose sum is σ = 98930160. Its totient is φ = 12719520.

The previous prime is 38158651. The next prime is 38158699. The reversal of 38158668 is 86685183.

38158668 is a `hidden beast` number, since 3 + 8 + 1 + 586 + 68 = 666.

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, 176553 + ... + 176768.

It is an arithmetic number, because the mean of its divisors is an integer number (4122090).

Almost surely, 2^38158668 is an apocalyptic number.

It is an amenable number.

38158668 is an abundant number, since it is smaller than the sum of its proper divisors (60771492).

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

38158668 is a wasteful number, since it uses less digits than its factorization.

38158668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353334 (or 353326 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 38158668 is about 6177.2702709206. The cubic root of 38158668 is about 336.6648189074.

It can be divided in two parts, 381 and 58668, that added together give a 10-th power (59049 = 3¹⁰).

The spelling of 38158668 in words is "thirty-eight million, one hundred fifty-eight thousand, six hundred sixty-eight".