52173122 has 8 divisors (see below), whose sum is σ = 78323916. Its totient is φ = 26065152.

The previous prime is 52173109. The next prime is 52173133. The reversal of 52173122 is 22137125.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 51681721 + 491401 = 7189^2 + 701^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7463 + ... + 12650.

Almost surely, 2^52173122 is an apocalyptic number.

52173122 is a deficient number, since it is larger than the sum of its proper divisors (26150794).

52173122 is a wasteful number, since it uses less digits than its factorization.

52173122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21412.

The product of its digits is 840, while the sum is 23.

The square root of 52173122 is about 7223.0964274333. The cubic root of 52173122 is about 373.6648746674.

The spelling of 52173122 in words is "fifty-two million, one hundred seventy-three thousand, one hundred twenty-two".