38664875 has 16 divisors (see below), whose sum is σ = 48468576. Its totient is φ = 30794400.

The previous prime is 38664839. The next prime is 38664877. The reversal of 38664875 is 57846683.

It is not a de Polignac number, because 38664875 - 2⁶ = 38664811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38664877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34829 + ... + 35921.

It is an arithmetic number, because the mean of its divisors is an integer number (3029286).

Almost surely, 2^38664875 is an apocalyptic number.

38664875 is a deficient number, since it is larger than the sum of its proper divisors (9803701).

38664875 is a wasteful number, since it uses less digits than its factorization.

38664875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391 (or 1381 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The square root of 38664875 is about 6218.1086352684. The cubic root of 38664875 is about 338.1469984879.

The spelling of 38664875 in words is "thirty-eight million, six hundred sixty-four thousand, eight hundred seventy-five".