22561562 has 16 divisors (see below), whose sum is σ = 34800192. Its totient is φ = 10963680.

The previous prime is 22561559. The next prime is 22561573. The reversal of 22561562 is 26516522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40973 + ... + 41519.

It is an arithmetic number, because the mean of its divisors is an integer number (2175012).

Almost surely, 2^22561562 is an apocalyptic number.

22561562 is a deficient number, since it is larger than the sum of its proper divisors (12238630).

22561562 is a wasteful number, since it uses less digits than its factorization.

22561562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093.

The product of its digits is 7200, while the sum is 29.

The square root of 22561562 is about 4749.9012621317. The cubic root of 22561562 is about 282.5680500173.

The spelling of 22561562 in words is "twenty-two million, five hundred sixty-one thousand, five hundred sixty-two".