22004979 has 8 divisors (see below), whose sum is σ = 29479872. Its totient is φ = 14600040.

The previous prime is 22004933. The next prime is 22004989. The reversal of 22004979 is 97940022.

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

It is not a de Polignac number, because 22004979 - 2¹⁹ = 21480691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22004989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16749 + ... + 18014.

It is an arithmetic number, because the mean of its divisors is an integer number (3684984).

Almost surely, 2^22004979 is an apocalyptic number.

22004979 is a deficient number, since it is larger than the sum of its proper divisors (7474893).

22004979 is a wasteful number, since it uses less digits than its factorization.

22004979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34977.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 22004979 is about 4690.9464929799. The cubic root of 22004979 is about 280.2250698860.

The spelling of 22004979 in words is "twenty-two million, four thousand, nine hundred seventy-nine".