36222979 has 4 divisors (see below), whose sum is σ = 39009376. Its totient is φ = 33436584.

The previous prime is 36222931. The next prime is 36222997. The reversal of 36222979 is 97922263.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36222979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36222919) 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, 1393179 + ... + 1393204.

It is an arithmetic number, because the mean of its divisors is an integer number (9752344).

Almost surely, 2^36222979 is an apocalyptic number.

36222979 is a deficient number, since it is larger than the sum of its proper divisors (2786397).

36222979 is a wasteful number, since it uses less digits than its factorization.

36222979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2786396.

The product of its digits is 81648, while the sum is 40.

The square root of 36222979 is about 6018.5528991611. The cubic root of 36222979 is about 330.8730448403.

The spelling of 36222979 in words is "thirty-six million, two hundred twenty-two thousand, nine hundred seventy-nine".