22182964 has 6 divisors (see below), whose sum is σ = 38820194. Its totient is φ = 11091480.

The previous prime is 22182961. The next prime is 22182973. The reversal of 22182964 is 46928122.

It can be written as a sum of positive squares in only one way, i.e., 22014864 + 168100 = 4692^2 + 410^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22182961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2772867 + ... + 2772874.

Almost surely, 2^22182964 is an apocalyptic number.

It is an amenable number.

22182964 is a deficient number, since it is larger than the sum of its proper divisors (16637230).

22182964 is a wasteful number, since it uses less digits than its factorization.

22182964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5545745 (or 5545743 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 22182964 is about 4709.8794039763. The cubic root of 22182964 is about 280.9785658435.

The spelling of 22182964 in words is "twenty-two million, one hundred eighty-two thousand, nine hundred sixty-four".