22715552 has 12 divisors (see below), whose sum is σ = 44721306. Its totient is φ = 11357760.

The previous prime is 22715549. The next prime is 22715593. The reversal of 22715552 is 25551722.

It can be written as a sum of positive squares in only one way, i.e., 19044496 + 3671056 = 4364^2 + 1916^2 .

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, 354899 + ... + 354962.

Almost surely, 2^22715552 is an apocalyptic number.

It is an amenable number.

22715552 is a deficient number, since it is larger than the sum of its proper divisors (22005754).

22715552 is an equidigital number, since it uses as much as digits as its factorization.

22715552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709871 (or 709863 counting only the distinct ones).

The product of its digits is 7000, while the sum is 29.

The square root of 22715552 is about 4766.0835074514. The cubic root of 22715552 is about 283.2094658864.

The spelling of 22715552 in words is "twenty-two million, seven hundred fifteen thousand, five hundred fifty-two".