22297033 has 6 divisors (see below), whose sum is σ = 24508442. Its totient is φ = 20269920.

The previous prime is 22297021. The next prime is 22297049. The reversal of 22297033 is 33079222.

It can be written as a sum of positive squares in only one way, i.e., 22165264 + 131769 = 4708^2 + 363^2 .

It is not a de Polignac number, because 22297033 - 2⁵ = 22297001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22296992 and 22297010.

It is not an unprimeable number, because it can be changed into a prime (22297333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92016 + ... + 92257.

Almost surely, 2^22297033 is an apocalyptic number.

It is an amenable number.

22297033 is a deficient number, since it is larger than the sum of its proper divisors (2211409).

22297033 is a wasteful number, since it uses less digits than its factorization.

22297033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184295 (or 184284 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 22297033 is about 4721.9734222039. The cubic root of 22297033 is about 281.4593576664.

The spelling of 22297033 in words is "twenty-two million, two hundred ninety-seven thousand, thirty-three".