22622893 has 2 divisors, whose sum is σ = 22622894. Its totient is φ = 22622892.

The previous prime is 22622879. The next prime is 22622909. The reversal of 22622893 is 39822622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22108804 + 514089 = 4702^2 + 717^2 .

It is a cyclic number.

It is not a de Polignac number, because 22622893 - 2⁵ = 22622861 is a prime.

It is equal to p_1425967 and since 22622893 and 1425967 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 (22622843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11311446 + 11311447.

It is an arithmetic number, because the mean of its divisors is an integer number (11311447).

Almost surely, 2^22622893 is an apocalyptic number.

It is an amenable number.

22622893 is a deficient number, since it is larger than the sum of its proper divisors (1).

22622893 is an equidigital number, since it uses as much as digits as its factorization.

22622893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 34.

The square root of 22622893 is about 4756.3529095306. The cubic root of 22622893 is about 282.8238612267.

The spelling of 22622893 in words is "twenty-two million, six hundred twenty-two thousand, eight hundred ninety-three".