38599979 has 16 divisors (see below), whose sum is σ = 44914176. Its totient is φ = 32784000.

The previous prime is 38599961. The next prime is 38600021. The reversal of 38599979 is 97999583.

It is a cyclic number.

It is not a de Polignac number, because 38599979 - 2⁸ = 38599723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38599909) 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, 27554 + ... + 28920.

It is an arithmetic number, because the mean of its divisors is an integer number (2807136).

Almost surely, 2^38599979 is an apocalyptic number.

38599979 is a deficient number, since it is larger than the sum of its proper divisors (6314197).

38599979 is a wasteful number, since it uses less digits than its factorization.

38599979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546.

The product of its digits is 5511240, while the sum is 59.

The square root of 38599979 is about 6212.8881367686. Note that the first 3 decimals coincide. The cubic root of 38599979 is about 337.9577080238.

The spelling of 38599979 in words is "thirty-eight million, five hundred ninety-nine thousand, nine hundred seventy-nine".