22287945622 has 16 divisors (see below), whose sum is σ = 34996957920. Its totient is φ = 10625389632.

The previous prime is 22287945613. The next prime is 22287945643. The reversal of 22287945622 is 22654978222.

It is a happy number.

It is a congruent number.

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, 759597 + ... + 788392.

It is an arithmetic number, because the mean of its divisors is an integer number (2187309870).

Almost surely, 2^22287945622 is an apocalyptic number.

22287945622 is a deficient number, since it is larger than the sum of its proper divisors (12709012298).

22287945622 is a wasteful number, since it uses less digits than its factorization.

22287945622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548327.

The product of its digits is 1935360, while the sum is 49.

The spelling of 22287945622 in words is "twenty-two billion, two hundred eighty-seven million, nine hundred forty-five thousand, six hundred twenty-two".