36257979 has 4 divisors (see below), whose sum is σ = 48343976. Its totient is φ = 24171984.

The previous prime is 36257939. The next prime is 36258041. The reversal of 36257979 is 97975263.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 36257979 - 2⁸ = 36257723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36257939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6042994 + ... + 6042999.

It is an arithmetic number, because the mean of its divisors is an integer number (12085994).

Almost surely, 2^36257979 is an apocalyptic number.

36257979 is a deficient number, since it is larger than the sum of its proper divisors (12085997).

36257979 is a wasteful number, since it uses less digits than its factorization.

36257979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12085996.

The product of its digits is 714420, while the sum is 48.

The square root of 36257979 is about 6021.4598728215. The cubic root of 36257979 is about 330.9795778482.

The spelling of 36257979 in words is "thirty-six million, two hundred fifty-seven thousand, nine hundred seventy-nine".