22573319 has 2 divisors, whose sum is σ = 22573320. Its totient is φ = 22573318.

The previous prime is 22573277. The next prime is 22573321. The reversal of 22573319 is 91337522.

22573319 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22573319 is a prime.

It is a super-2 number, since 2×22573319² = 1019109461351522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 22573321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22573519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11286659 + 11286660.

It is an arithmetic number, because the mean of its divisors is an integer number (11286660).

Almost surely, 2^22573319 is an apocalyptic number.

22573319 is a deficient number, since it is larger than the sum of its proper divisors (1).

22573319 is an equidigital number, since it uses as much as digits as its factorization.

22573319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 32.

The square root of 22573319 is about 4751.1387056157. The cubic root of 22573319 is about 282.6171242741.

The spelling of 22573319 in words is "twenty-two million, five hundred seventy-three thousand, three hundred nineteen".