22900473 has 6 divisors (see below), whose sum is σ = 33078474. Its totient is φ = 15266976.

The previous prime is 22900469. The next prime is 22900481. The reversal of 22900473 is 37400922.

It can be written as a sum of positive squares in only one way, i.e., 12089529 + 10810944 = 3477^2 + 3288^2 .

It is not a de Polignac number, because 22900473 - 2² = 22900469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22900403) by changing a digit.

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, 1272240 + ... + 1272257.

It is an arithmetic number, because the mean of its divisors is an integer number (5513079).

Almost surely, 2^22900473 is an apocalyptic number.

It is an amenable number.

22900473 is a deficient number, since it is larger than the sum of its proper divisors (10178001).

22900473 is a wasteful number, since it uses less digits than its factorization.

22900473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544503 (or 2544500 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 22900473 is about 4785.4438665603. The cubic root of 22900473 is about 283.9758997270.

The spelling of 22900473 in words is "twenty-two million, nine hundred thousand, four hundred seventy-three".