22887874 has 4 divisors (see below), whose sum is σ = 34331814. Its totient is φ = 11443936.

The previous prime is 22887857. The next prime is 22887901. The reversal of 22887874 is 47878822.

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

It can be written as a sum of positive squares in only one way, i.e., 16851025 + 6036849 = 4105^2 + 2457^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5721967 + ... + 5721970.

Almost surely, 2^22887874 is an apocalyptic number.

22887874 is a deficient number, since it is larger than the sum of its proper divisors (11443940).

22887874 is a wasteful number, since it uses less digits than its factorization.

22887874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11443939.

The product of its digits is 401408, while the sum is 46.

The square root of 22887874 is about 4784.1272976375. The cubic root of 22887874 is about 283.9238124668.

The spelling of 22887874 in words is "twenty-two million, eight hundred eighty-seven thousand, eight hundred seventy-four".