22860973 has 2 divisors, whose sum is σ = 22860974. Its totient is φ = 22860972.

The previous prime is 22860949. The next prime is 22860979. The reversal of 22860973 is 37906822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22401289 + 459684 = 4733^2 + 678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22860973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22860979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11430486 + 11430487.

It is an arithmetic number, because the mean of its divisors is an integer number (11430487).

Almost surely, 2^22860973 is an apocalyptic number.

It is an amenable number.

22860973 is a deficient number, since it is larger than the sum of its proper divisors (1).

22860973 is an equidigital number, since it uses as much as digits as its factorization.

22860973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 22860973 is about 4781.3149864865. The cubic root of 22860973 is about 283.8125333272.

The spelling of 22860973 in words is "twenty-two million, eight hundred sixty thousand, nine hundred seventy-three".