38663875 has 8 divisors (see below), whose sum is σ = 48252672. Its totient is φ = 30931000.

The previous prime is 38663843. The next prime is 38663957. The reversal of 38663875 is 57836683.

It is not a de Polignac number, because 38663875 - 2⁵ = 38663843 is a prime.

It is a Duffinian number.

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, 154531 + ... + 154780.

It is an arithmetic number, because the mean of its divisors is an integer number (6031584).

Almost surely, 2^38663875 is an apocalyptic number.

38663875 is a deficient number, since it is larger than the sum of its proper divisors (9588797).

38663875 is an equidigital number, since it uses as much as digits as its factorization.

38663875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309326 (or 309316 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 38663875 is about 6218.0282244454. The cubic root of 38663875 is about 338.1440832673.

It can be divided in two parts, 386 and 63875, that added together give a triangular number (64261 = T₃₅₈).

The spelling of 38663875 in words is "thirty-eight million, six hundred sixty-three thousand, eight hundred seventy-five".