22372159 has 2 divisors, whose sum is σ = 22372160. Its totient is φ = 22372158.

The previous prime is 22372127. The next prime is 22372219. The reversal of 22372159 is 95127322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22372159 - 2⁵ = 22372127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22372159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22372109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11186079 + 11186080.

It is an arithmetic number, because the mean of its divisors is an integer number (11186080).

Almost surely, 2^22372159 is an apocalyptic number.

22372159 is a deficient number, since it is larger than the sum of its proper divisors (1).

22372159 is an equidigital number, since it uses as much as digits as its factorization.

22372159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 22372159 is about 4729.9216695417. The cubic root of 22372159 is about 281.7751128614.

The spelling of 22372159 in words is "twenty-two million, three hundred seventy-two thousand, one hundred fifty-nine".