22498573 has 2 divisors, whose sum is σ = 22498574. Its totient is φ = 22498572.

The previous prime is 22498549. The next prime is 22498579. The reversal of 22498573 is 37589422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22306729 + 191844 = 4723^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 22498573 - 2⁹ = 22498061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22498579) 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, 11249286 + 11249287.

It is an arithmetic number, because the mean of its divisors is an integer number (11249287).

Almost surely, 2^22498573 is an apocalyptic number.

It is an amenable number.

22498573 is a deficient number, since it is larger than the sum of its proper divisors (1).

22498573 is an equidigital number, since it uses as much as digits as its factorization.

22498573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 22498573 is about 4743.2660688601. The cubic root of 22498573 is about 282.3048402785.

The spelling of 22498573 in words is "twenty-two million, four hundred ninety-eight thousand, five hundred seventy-three".