22977996 has 24 divisors (see below), whose sum is σ = 54863424. Its totient is φ = 7481040.

The previous prime is 22977959. The next prime is 22978003. The reversal of 22977996 is 69977922.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21750 + ... + 22781.

It is an arithmetic number, because the mean of its divisors is an integer number (2285976).

Almost surely, 2^22977996 is an apocalyptic number.

It is an amenable number.

22977996 is an abundant number, since it is smaller than the sum of its proper divisors (31885428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22977996 is a wasteful number, since it uses less digits than its factorization.

22977996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44581 (or 44579 counting only the distinct ones).

The product of its digits is 857304, while the sum is 51.

The square root of 22977996 is about 4793.5368987836. The cubic root of 22977996 is about 284.2959785429.

The spelling of 22977996 in words is "twenty-two million, nine hundred seventy-seven thousand, nine hundred ninety-six".