22764122 has 16 divisors (see below), whose sum is σ = 36265320. Its totient is φ = 10679808.

The previous prime is 22764113. The next prime is 22764149. The reversal of 22764122 is 22146722.

It can be written as a sum of positive squares in 4 ways, for example, as 20693401 + 2070721 = 4549^2 + 1439^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22764091 and 22764100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13088 + ... + 14724.

Almost surely, 2^22764122 is an apocalyptic number.

22764122 is a deficient number, since it is larger than the sum of its proper divisors (13501198).

22764122 is a wasteful number, since it uses less digits than its factorization.

22764122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065.

The product of its digits is 2688, while the sum is 26.

The square root of 22764122 is about 4771.1761652658. The cubic root of 22764122 is about 283.4111733843.

The spelling of 22764122 in words is "twenty-two million, seven hundred sixty-four thousand, one hundred twenty-two".