37979 has 4 divisors (see below), whose sum is σ = 38376. Its totient is φ = 37584.

The previous prime is 37967. The next prime is 37987. The reversal of 37979 is 97973.

37979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 37979 - 2⁴ = 37963 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 37979.

It is not an unprimeable number, because it can be changed into a prime (37379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47 + ... + 279.

It is an arithmetic number, because the mean of its divisors is an integer number (9594).

2³⁷⁹⁷⁹ is an apocalyptic number.

37979 is a deficient number, since it is larger than the sum of its proper divisors (397).

37979 is a wasteful number, since it uses less digits than its factorization.

37979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396.

The product of its digits is 11907, while the sum is 35.

The square root of 37979 is about 194.8820155889. The cubic root of 37979 is about 33.6135598142.

Multiplying 37979 by its sum of digits (35), we get a triangular number (1329265 = T₁₆₃₀).

The spelling of 37979 in words is "thirty-seven thousand, nine hundred seventy-nine".