52221874 has 12 divisors (see below), whose sum is σ = 80511354. Its totient is φ = 25403904.

The previous prime is 52221839. The next prime is 52221881. The reversal of 52221874 is 47812225.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 48399849 + 3822025 = 6957^2 + 1955^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6799 + ... + 12274.

Almost surely, 2^52221874 is an apocalyptic number.

52221874 is a deficient number, since it is larger than the sum of its proper divisors (28289480).

52221874 is a wasteful number, since it uses less digits than its factorization.

52221874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19149 (or 19112 counting only the distinct ones).

The product of its digits is 8960, while the sum is 31.

The square root of 52221874 is about 7226.4703694127. The cubic root of 52221874 is about 373.7812260127.

The spelling of 52221874 in words is "fifty-two million, two hundred twenty-one thousand, eight hundred seventy-four".