22806534 has 16 divisors (see below), whose sum is σ = 45772272. Its totient is φ = 7575648.

The previous prime is 22806529. The next prime is 22806551. The reversal of 22806534 is 43560822.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4729 + ... + 8244.

It is an arithmetic number, because the mean of its divisors is an integer number (2860767).

Almost surely, 2^22806534 is an apocalyptic number.

22806534 is an abundant number, since it is smaller than the sum of its proper divisors (22965738).

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

22806534 is a wasteful number, since it uses less digits than its factorization.

22806534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13271.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 22806534 is about 4775.6187033724. The cubic root of 22806534 is about 283.5870726573.

The spelling of 22806534 in words is "twenty-two million, eight hundred six thousand, five hundred thirty-four".