22512606 has 16 divisors (see below), whose sum is σ = 47395200. Its totient is φ = 7109208.

The previous prime is 22512601. The next prime is 22512631. The reversal of 22512606 is 60621522.

It is a super-2 number, since 2×22512606² = 1013634857822472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22512601) 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, 98626 + ... + 98853.

It is an arithmetic number, because the mean of its divisors is an integer number (2962200).

Almost surely, 2^22512606 is an apocalyptic number.

22512606 is an abundant number, since it is smaller than the sum of its proper divisors (24882594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22512606 is a wasteful number, since it uses less digits than its factorization.

22512606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197503.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 22512606 is about 4744.7450932584. The cubic root of 22512606 is about 282.3635219329.

The spelling of 22512606 in words is "twenty-two million, five hundred twelve thousand, six hundred six".