22134874 has 8 divisors (see below), whose sum is σ = 33261588. Its totient is φ = 11047680.

The previous prime is 22134851. The next prime is 22134877. The reversal of 22134874 is 47843122.

It can be written as a sum of positive squares in 2 ways, for example, as 17264025 + 4870849 = 4155^2 + 2207^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22134877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8437 + ... + 10744.

Almost surely, 2^22134874 is an apocalyptic number.

22134874 is a deficient number, since it is larger than the sum of its proper divisors (11126714).

22134874 is a wasteful number, since it uses less digits than its factorization.

22134874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19760.

The product of its digits is 10752, while the sum is 31.

The square root of 22134874 is about 4704.7714078369. The cubic root of 22134874 is about 280.7753763550.

Adding to 22134874 its reverse (47843122), we get a palindrome (69977996).

The spelling of 22134874 in words is "twenty-two million, one hundred thirty-four thousand, eight hundred seventy-four".