22660943 has 2 divisors, whose sum is σ = 22660944. Its totient is φ = 22660942.

The previous prime is 22660933. The next prime is 22660973. The reversal of 22660943 is 34906622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22660943 - 2¹⁸ = 22398799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22660903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11330471 + 11330472.

It is an arithmetic number, because the mean of its divisors is an integer number (11330472).

Almost surely, 2^22660943 is an apocalyptic number.

22660943 is a deficient number, since it is larger than the sum of its proper divisors (1).

22660943 is an equidigital number, since it uses as much as digits as its factorization.

22660943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 22660943 is about 4760.3511425104. The cubic root of 22660943 is about 282.9823352149.

The spelling of 22660943 in words is "twenty-two million, six hundred sixty thousand, nine hundred forty-three".