22474768 has 20 divisors (see below), whose sum is σ = 45047340. Its totient is φ = 10849664.

The previous prime is 22474759. The next prime is 22474801. The reversal of 22474768 is 86747422.

It can be written as a sum of positive squares in 2 ways, for example, as 10419984 + 12054784 = 3228^2 + 3472^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22474768.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23755 + ... + 24682.

It is an arithmetic number, because the mean of its divisors is an integer number (2252367).

Almost surely, 2^22474768 is an apocalyptic number.

It is an amenable number.

22474768 is an abundant number, since it is smaller than the sum of its proper divisors (22572572).

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

22474768 is a wasteful number, since it uses less digits than its factorization.

22474768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48474 (or 48468 counting only the distinct ones).

The product of its digits is 150528, while the sum is 40.

The square root of 22474768 is about 4740.7560578456. The cubic root of 22474768 is about 282.2052393204.

The spelling of 22474768 in words is "twenty-two million, four hundred seventy-four thousand, seven hundred sixty-eight".