322420979 has 8 divisors (see below), whose sum is σ = 326514240. Its totient is φ = 318349696.

The previous prime is 322420961. The next prime is 322420991. The reversal of 322420979 is 979024223.

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 322420979 - 2⁸ = 322420723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322429979) 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, 25094 + ... + 35700.

It is an arithmetic number, because the mean of its divisors is an integer number (40814280).

Almost surely, 2^322420979 is an apocalyptic number.

322420979 is a deficient number, since it is larger than the sum of its proper divisors (4093261).

322420979 is a wasteful number, since it uses less digits than its factorization.

322420979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10989.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 322420979 is about 17956.0847347076. The cubic root of 322420979 is about 685.7109701332.

The spelling of 322420979 in words is "three hundred twenty-two million, four hundred twenty thousand, nine hundred seventy-nine".