22264091 has 2 divisors, whose sum is σ = 22264092. Its totient is φ = 22264090.

The previous prime is 22264049. The next prime is 22264111. The reversal of 22264091 is 19046222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22264091 - 2¹⁰ = 22263067 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22264091.

It is not a weakly prime, because it can be changed into another prime (22264001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11132045 + 11132046.

It is an arithmetic number, because the mean of its divisors is an integer number (11132046).

Almost surely, 2^22264091 is an apocalyptic number.

22264091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22264091 is an equidigital number, since it uses as much as digits as its factorization.

22264091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 22264091 is about 4718.4839726336. The cubic root of 22264091 is about 281.3206784674.

The spelling of 22264091 in words is "twenty-two million, two hundred sixty-four thousand, ninety-one".