22900973 has 2 divisors, whose sum is σ = 22900974. Its totient is φ = 22900972.

The previous prime is 22900967. The next prime is 22900987. The reversal of 22900973 is 37900922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16540489 + 6360484 = 4067^2 + 2522^2 .

It is a cyclic number.

It is not a de Polignac number, because 22900973 - 2⁴ = 22900957 is a prime.

It is equal to p_1442399 and since 22900973 and 1442399 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22900963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11450486 + 11450487.

It is an arithmetic number, because the mean of its divisors is an integer number (11450487).

Almost surely, 2^22900973 is an apocalyptic number.

It is an amenable number.

22900973 is a deficient number, since it is larger than the sum of its proper divisors (1).

22900973 is an equidigital number, since it uses as much as digits as its factorization.

22900973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 22900973 is about 4785.4961080331. The cubic root of 22900973 is about 283.9779664517.

The spelling of 22900973 in words is "twenty-two million, nine hundred thousand, nine hundred seventy-three".