22674818 has 4 divisors (see below), whose sum is σ = 34012230. Its totient is φ = 11337408.

The previous prime is 22674811. The next prime is 22674829. The reversal of 22674818 is 81847622.

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., 22401289 + 273529 = 4733^2 + 523^2 .

It is not an unprimeable number, because it can be changed into a prime (22674811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5668703 + ... + 5668706.

Almost surely, 2^22674818 is an apocalyptic number.

22674818 is a deficient number, since it is larger than the sum of its proper divisors (11337412).

22674818 is a wasteful number, since it uses less digits than its factorization.

22674818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11337411.

The product of its digits is 43008, while the sum is 38.

The square root of 22674818 is about 4761.8082699748. The cubic root of 22674818 is about 283.0400788963.

The spelling of 22674818 in words is "twenty-two million, six hundred seventy-four thousand, eight hundred eighteen".