22901374224 has 45 divisors (see below), whose sum is σ = 64097122999. Its totient is φ = 7633186080.

The previous prime is 22901374219. The next prime is 22901374231. The reversal of 22901374224 is 42247310922.

It is a happy number.

The square root of 22901374224 is 151332.

It is a perfect power (a square), and thus also a powerful number.

22901374224 is a `hidden beast` number, since 229 + 0 + 1 + 3 + 7 + 422 + 4 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1809679 + ... + 1822289.

Almost surely, 2^22901374224 is an apocalyptic number.

22901374224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

22901374224 is the 151332-nd square number.

It is an amenable number.

22901374224 is an abundant number, since it is smaller than the sum of its proper divisors (41195748775).

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

22901374224 is an frugal number, since it uses more digits than its factorization.

22901374224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25236 (or 12616 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

Multiplying 22901374224 by its sum of digits (36), we get a square (824449472064 = 907992²).

22901374224 divided by its sum of digits (36) gives a square (636149284 = 25222²).

The spelling of 22901374224 in words is "twenty-two billion, nine hundred one million, three hundred seventy-four thousand, two hundred twenty-four".