22477984 has 24 divisors (see below), whose sum is σ = 44610048. Its totient is φ = 11148480.

The previous prime is 22477967. The next prime is 22477993. The reversal of 22477984 is 48977422.

It is a self number, because there is not a number n which added to its sum of digits gives 22477984.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1299 + ... + 6829.

It is an arithmetic number, because the mean of its divisors is an integer number (1858752).

Almost surely, 2^22477984 is an apocalyptic number.

It is an amenable number.

22477984 is a deficient number, since it is larger than the sum of its proper divisors (22132064).

22477984 is a wasteful number, since it uses less digits than its factorization.

22477984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668 (or 5660 counting only the distinct ones).

The product of its digits is 225792, while the sum is 43.

The square root of 22477984 is about 4741.0952321167. The cubic root of 22477984 is about 282.2186992853.

The spelling of 22477984 in words is "twenty-two million, four hundred seventy-seven thousand, nine hundred eighty-four".