22137137 has 16 divisors (see below), whose sum is σ = 25080000. Its totient is φ = 19362240.

The previous prime is 22137127. The next prime is 22137139. The reversal of 22137137 is 73173122.

It is a cyclic number.

It is not a de Polignac number, because 22137137 - 2¹⁶ = 22071601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22137139) 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 in 15 ways as a sum of consecutive naturals, for example, 44114 + ... + 44612.

It is an arithmetic number, because the mean of its divisors is an integer number (1567500).

Almost surely, 2^22137137 is an apocalyptic number.

It is an amenable number.

22137137 is a deficient number, since it is larger than the sum of its proper divisors (2942863).

22137137 is a wasteful number, since it uses less digits than its factorization.

22137137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656.

The product of its digits is 1764, while the sum is 26.

The square root of 22137137 is about 4705.0119022166. The cubic root of 22137137 is about 280.7849445599.

The spelling of 22137137 in words is "twenty-two million, one hundred thirty-seven thousand, one hundred thirty-seven".