22937273 has 2 divisors, whose sum is σ = 22937274. Its totient is φ = 22937272.

The previous prime is 22937261. The next prime is 22937293. The reversal of 22937273 is 37273922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22915369 + 21904 = 4787^2 + 148^2 .

It is a cyclic number.

It is not a de Polignac number, because 22937273 - 2¹² = 22933177 is a prime.

It is a super-2 number, since 2×22937273² = 1052236985353058, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22937203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11468636 + 11468637.

It is an arithmetic number, because the mean of its divisors is an integer number (11468637).

Almost surely, 2^22937273 is an apocalyptic number.

It is an amenable number.

22937273 is a deficient number, since it is larger than the sum of its proper divisors (1).

22937273 is an equidigital number, since it uses as much as digits as its factorization.

22937273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 35.

The square root of 22937273 is about 4789.2873165013. The cubic root of 22937273 is about 284.1279303624.

The spelling of 22937273 in words is "twenty-two million, nine hundred thirty-seven thousand, two hundred seventy-three".