22274633 has 4 divisors (see below), whose sum is σ = 22299540. Its totient is φ = 22249728.

The previous prime is 22274621. The next prime is 22274671. The reversal of 22274633 is 33647222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3853369 + 18421264 = 1963^2 + 4292^2 .

It is a cyclic number.

It is not a de Polignac number, because 22274633 - 2⁸ = 22274377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22274596 and 22274605.

It is not an unprimeable number, because it can be changed into a prime (22274033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11060 + ... + 12917.

It is an arithmetic number, because the mean of its divisors is an integer number (5574885).

Almost surely, 2^22274633 is an apocalyptic number.

It is an amenable number.

22274633 is a deficient number, since it is larger than the sum of its proper divisors (24907).

22274633 is an equidigital number, since it uses as much as digits as its factorization.

22274633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24906.

The product of its digits is 12096, while the sum is 29.

The square root of 22274633 is about 4719.6009365200. The cubic root of 22274633 is about 281.3650730433.

The spelling of 22274633 in words is "twenty-two million, two hundred seventy-four thousand, six hundred thirty-three".