22508606 has 4 divisors (see below), whose sum is σ = 33762912. Its totient is φ = 11254302.

The previous prime is 22508599. The next prime is 22508641. The reversal of 22508606 is 60680522.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5627150 + ... + 5627153.

It is an arithmetic number, because the mean of its divisors is an integer number (8440728).

Almost surely, 2^22508606 is an apocalyptic number.

22508606 is a deficient number, since it is larger than the sum of its proper divisors (11254306).

22508606 is a wasteful number, since it uses less digits than its factorization.

22508606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11254305.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 22508606 is about 4744.3235555767. The cubic root of 22508606 is about 282.3467976587.

The spelling of 22508606 in words is "twenty-two million, five hundred eight thousand, six hundred six".