22500572 has 12 divisors (see below), whose sum is σ = 39450600. Its totient is φ = 11228976.

The previous prime is 22500563. The next prime is 22500581. The reversal of 22500572 is 27500522.

It is an interprime number because it is at equal distance from previous prime (22500563) and next prime (22500581).

It is a super-5 number, since 5×22500572⁵ (a number of 38 digits) contains 55555 as substring.

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, 2822 + ... + 7277.

It is an arithmetic number, because the mean of its divisors is an integer number (3287550).

Almost surely, 2^22500572 is an apocalyptic number.

It is an amenable number.

22500572 is a deficient number, since it is larger than the sum of its proper divisors (16950028).

22500572 is a wasteful number, since it uses less digits than its factorization.

22500572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10660 (or 10658 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 22500572 is about 4743.4767839634. The cubic root of 22500572 is about 282.3132009667.

The spelling of 22500572 in words is "twenty-two million, five hundred thousand, five hundred seventy-two".