22396648 has 8 divisors (see below), whose sum is σ = 41993730. Its totient is φ = 11198320.

The previous prime is 22396639. The next prime is 22396651. The reversal of 22396648 is 84669322.

It can be written as a sum of positive squares in only one way, i.e., 13264164 + 9132484 = 3642^2 + 3022^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 22396648.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1399783 + ... + 1399798.

Almost surely, 2^22396648 is an apocalyptic number.

It is an amenable number.

22396648 is a deficient number, since it is larger than the sum of its proper divisors (19597082).

22396648 is a wasteful number, since it uses less digits than its factorization.

22396648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2799587 (or 2799583 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The square root of 22396648 is about 4732.5096935981. The cubic root of 22396648 is about 281.8778875423.

The spelling of 22396648 in words is "twenty-two million, three hundred ninety-six thousand, six hundred forty-eight".