22294553 has 2 divisors, whose sum is σ = 22294554. Its totient is φ = 22294552.

The previous prime is 22294537. The next prime is 22294603. The reversal of 22294553 is 35549222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17330569 + 4963984 = 4163^2 + 2228^2 .

It is a cyclic number.

It is not a de Polignac number, because 22294553 - 2⁴ = 22294537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22291553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11147276 + 11147277.

It is an arithmetic number, because the mean of its divisors is an integer number (11147277).

Almost surely, 2^22294553 is an apocalyptic number.

It is an amenable number.

22294553 is a deficient number, since it is larger than the sum of its proper divisors (1).

22294553 is an equidigital number, since it uses as much as digits as its factorization.

22294553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 32.

The square root of 22294553 is about 4721.7108128305. The cubic root of 22294553 is about 281.4489221212.

The spelling of 22294553 in words is "twenty-two million, two hundred ninety-four thousand, five hundred fifty-three".