22097259 has 16 divisors (see below), whose sum is σ = 33200640. Its totient is φ = 14522760.

The previous prime is 22097249. The next prime is 22097267. The reversal of 22097259 is 95279022.

It is not a de Polignac number, because 22097259 - 2¹¹ = 22095211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22097219) 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 in 15 ways as a sum of consecutive naturals, for example, 3847 + ... + 7680.

It is an arithmetic number, because the mean of its divisors is an integer number (2075040).

Almost surely, 2^22097259 is an apocalyptic number.

22097259 is a deficient number, since it is larger than the sum of its proper divisors (11103381).

22097259 is a wasteful number, since it uses less digits than its factorization.

22097259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11607 (or 11601 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 22097259 is about 4700.7721706120. The cubic root of 22097259 is about 280.6162405356.

It can be divided in two parts, 220 and 97259, that added together give a palindrome (97479).

The spelling of 22097259 in words is "twenty-two million, ninety-seven thousand, two hundred fifty-nine".