22057712 has 20 divisors (see below), whose sum is σ = 43340976. Its totient is φ = 10872960.

The previous prime is 22057697. The next prime is 22057723. The reversal of 22057712 is 21775022.

It is a congruent number.

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, 8573 + ... + 10844.

Almost surely, 2^22057712 is an apocalyptic number.

It is an amenable number.

22057712 is a deficient number, since it is larger than the sum of its proper divisors (21283264).

22057712 is a wasteful number, since it uses less digits than its factorization.

22057712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19496 (or 19490 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 22057712 is about 4696.5638503059. The cubic root of 22057712 is about 280.4487362402.

The spelling of 22057712 in words is "twenty-two million, fifty-seven thousand, seven hundred twelve".