22502553 has 8 divisors (see below), whose sum is σ = 30451488. Its totient is φ = 14777664.

The previous prime is 22502551. The next prime is 22502561. The reversal of 22502553 is 35520522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22502553 - 2¹ = 22502551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22502551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55776 + ... + 56177.

It is an arithmetic number, because the mean of its divisors is an integer number (3806436).

Almost surely, 2^22502553 is an apocalyptic number.

It is an amenable number.

22502553 is a deficient number, since it is larger than the sum of its proper divisors (7948935).

22502553 is a wasteful number, since it uses less digits than its factorization.

22502553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112023.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 22502553 is about 4743.6855924481. The cubic root of 22502553 is about 282.3214858826.

The spelling of 22502553 in words is "twenty-two million, five hundred two thousand, five hundred fifty-three".