22943873 has 2 divisors, whose sum is σ = 22943874. Its totient is φ = 22943872.

The previous prime is 22943831. The next prime is 22943881. The reversal of 22943873 is 37834922.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22391824 + 552049 = 4732^2 + 743^2 .

It is a cyclic number.

It is not a de Polignac number, because 22943873 - 2⁸ = 22943617 is a prime.

It is not a weakly prime, because it can be changed into another prime (22943573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11471936 + 11471937.

It is an arithmetic number, because the mean of its divisors is an integer number (11471937).

Almost surely, 2^22943873 is an apocalyptic number.

It is an amenable number.

22943873 is a deficient number, since it is larger than the sum of its proper divisors (1).

22943873 is an equidigital number, since it uses as much as digits as its factorization.

22943873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 22943873 is about 4789.9763047431. The cubic root of 22943873 is about 284.1551795259.

The spelling of 22943873 in words is "twenty-two million, nine hundred forty-three thousand, eight hundred seventy-three".