22916473 has 2 divisors, whose sum is σ = 22916474. Its totient is φ = 22916472.

The previous prime is 22916461. The next prime is 22916477. The reversal of 22916473 is 37461922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16581184 + 6335289 = 4072^2 + 2517^2 .

It is a cyclic number.

It is not a de Polignac number, because 22916473 - 2¹⁷ = 22785401 is a prime.

It is not a weakly prime, because it can be changed into another prime (22916477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11458236 + 11458237.

It is an arithmetic number, because the mean of its divisors is an integer number (11458237).

Almost surely, 2^22916473 is an apocalyptic number.

It is an amenable number.

22916473 is a deficient number, since it is larger than the sum of its proper divisors (1).

22916473 is an equidigital number, since it uses as much as digits as its factorization.

22916473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 34.

The square root of 22916473 is about 4787.1153109153. The cubic root of 22916473 is about 284.0420200009.

The spelling of 22916473 in words is "twenty-two million, nine hundred sixteen thousand, four hundred seventy-three".