22920606 has 12 divisors (see below), whose sum is σ = 49661352. Its totient is φ = 7640196.

The previous prime is 22920551. The next prime is 22920617. The reversal of 22920606 is 60602922.

It is a self number, because there is not a number n which added to its sum of digits gives 22920606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 636666 + ... + 636701.

It is an arithmetic number, because the mean of its divisors is an integer number (4138446).

Almost surely, 2^22920606 is an apocalyptic number.

22920606 is an abundant number, since it is smaller than the sum of its proper divisors (26740746).

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

22920606 is a wasteful number, since it uses less digits than its factorization.

22920606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273375 (or 1273372 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 22920606 is about 4787.5469710490. The cubic root of 22920606 is about 284.0590946921.

The spelling of 22920606 in words is "twenty-two million, nine hundred twenty thousand, six hundred six".