22979446 has 8 divisors (see below), whose sum is σ = 39393360. Its totient is φ = 9848328.

The previous prime is 22979431. The next prime is 22979447. The reversal of 22979446 is 64497922.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22979447) 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, 820681 + ... + 820708.

It is an arithmetic number, because the mean of its divisors is an integer number (4924170).

Almost surely, 2^22979446 is an apocalyptic number.

22979446 is a deficient number, since it is larger than the sum of its proper divisors (16413914).

22979446 is a wasteful number, since it uses less digits than its factorization.

22979446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641398.

The product of its digits is 217728, while the sum is 43.

The square root of 22979446 is about 4793.6881417130. The cubic root of 22979446 is about 284.3019584740.

The spelling of 22979446 in words is "twenty-two million, nine hundred seventy-nine thousand, four hundred forty-six".