22666037 has 2 divisors, whose sum is σ = 22666038. Its totient is φ = 22666036.

The previous prime is 22666027. The next prime is 22666051. The reversal of 22666037 is 73066622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22648081 + 17956 = 4759^2 + 134^2 .

It is a cyclic number.

It is not a de Polignac number, because 22666037 - 2⁸ = 22665781 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22665994 and 22666012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22666027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11333018 + 11333019.

It is an arithmetic number, because the mean of its divisors is an integer number (11333019).

Almost surely, 2^22666037 is an apocalyptic number.

It is an amenable number.

22666037 is a deficient number, since it is larger than the sum of its proper divisors (1).

22666037 is an equidigital number, since it uses as much as digits as its factorization.

22666037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 22666037 is about 4760.8861570090. The cubic root of 22666037 is about 283.0035376867.

The spelling of 22666037 in words is "twenty-two million, six hundred sixty-six thousand, thirty-seven".