22504682 has 4 divisors (see below), whose sum is σ = 33757026. Its totient is φ = 11252340.

The previous prime is 22504673. The next prime is 22504709. The reversal of 22504682 is 28640522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28640522 = 2 ⋅14320261.

It can be written as a sum of positive squares in only one way, i.e., 11621281 + 10883401 = 3409^2 + 3299^2 .

It is a super-2 number, since 2×22504682² = 1012921423842248, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5626169 + ... + 5626172.

Almost surely, 2^22504682 is an apocalyptic number.

22504682 is a deficient number, since it is larger than the sum of its proper divisors (11252344).

22504682 is a wasteful number, since it uses less digits than its factorization.

22504682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11252343.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 22504682 is about 4743.9099907144. The cubic root of 22504682 is about 282.3303892204.

The spelling of 22504682 in words is "twenty-two million, five hundred four thousand, six hundred eighty-two".