22450984 has 8 divisors (see below), whose sum is σ = 42095610. Its totient is φ = 11225488.

The previous prime is 22450969. The next prime is 22450993. The reversal of 22450984 is 48905422.

It can be written as a sum of positive squares in only one way, i.e., 13912900 + 8538084 = 3730^2 + 2922^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1403179 + ... + 1403194.

Almost surely, 2^22450984 is an apocalyptic number.

It is an amenable number.

22450984 is a deficient number, since it is larger than the sum of its proper divisors (19644626).

22450984 is a wasteful number, since it uses less digits than its factorization.

22450984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806379 (or 2806375 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 22450984 is about 4738.2469332022. The cubic root of 22450984 is about 282.1056559645.

The spelling of 22450984 in words is "twenty-two million, four hundred fifty thousand, nine hundred eighty-four".