38864438 has 8 divisors (see below), whose sum is σ = 58336632. Its totient is φ = 19418896.

The previous prime is 38864417. The next prime is 38864459. The reversal of 38864438 is 83446883.

It is an interprime number because it is at equal distance from previous prime (38864417) and next prime (38864459).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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, 2495 + ... + 9162.

It is an arithmetic number, because the mean of its divisors is an integer number (7292079).

Almost surely, 2^38864438 is an apocalyptic number.

38864438 is a deficient number, since it is larger than the sum of its proper divisors (19472194).

38864438 is a wasteful number, since it uses less digits than its factorization.

38864438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13326.

The product of its digits is 442368, while the sum is 44.

The square root of 38864438 is about 6234.1349038981. The cubic root of 38864438 is about 338.7277655917.

The spelling of 38864438 in words is "thirty-eight million, eight hundred sixty-four thousand, four hundred thirty-eight".