22936237 has 2 divisors, whose sum is σ = 22936238. Its totient is φ = 22936236.

The previous prime is 22936231. The next prime is 22936241. The reversal of 22936237 is 73263922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22791076 + 145161 = 4774^2 + 381^2 .

It is a cyclic number.

It is not a de Polignac number, because 22936237 - 2¹¹ = 22934189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22936231) 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, 11468118 + 11468119.

It is an arithmetic number, because the mean of its divisors is an integer number (11468119).

Almost surely, 2^22936237 is an apocalyptic number.

It is an amenable number.

22936237 is a deficient number, since it is larger than the sum of its proper divisors (1).

22936237 is an equidigital number, since it uses as much as digits as its factorization.

22936237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 34.

The square root of 22936237 is about 4789.1791572252. The cubic root of 22936237 is about 284.1236525948.

The spelling of 22936237 in words is "twenty-two million, nine hundred thirty-six thousand, two hundred thirty-seven".