36219979 has 8 divisors (see below), whose sum is σ = 38415168. Its totient is φ = 34032000.

The previous prime is 36219977. The next prime is 36220007. The reversal of 36219979 is 97991263.

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

It is a cyclic number.

It is not a de Polignac number, because 36219979 - 2¹ = 36219977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36219971) 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 7 ways as a sum of consecutive naturals, for example, 11349 + ... + 14185.

It is an arithmetic number, because the mean of its divisors is an integer number (4801896).

Almost surely, 2^36219979 is an apocalyptic number.

36219979 is a deficient number, since it is larger than the sum of its proper divisors (2195189).

36219979 is a wasteful number, since it uses less digits than its factorization.

36219979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3605.

The product of its digits is 183708, while the sum is 46.

The square root of 36219979 is about 6018.3036646550. The cubic root of 36219979 is about 330.8639102471.

The spelling of 36219979 in words is "thirty-six million, two hundred nineteen thousand, nine hundred seventy-nine".