52118242 has 16 divisors (see below), whose sum is σ = 85396032. Its totient is φ = 23659120.

The previous prime is 52118179. The next prime is 52118293. The reversal of 52118242 is 24281125.

It is a super-2 number, since 2×52118242² = 5432622298341128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29208 + ... + 30940.

It is an arithmetic number, because the mean of its divisors is an integer number (5337252).

Almost surely, 2^52118242 is an apocalyptic number.

52118242 is a deficient number, since it is larger than the sum of its proper divisors (33277790).

52118242 is a wasteful number, since it uses less digits than its factorization.

52118242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113.

The product of its digits is 1280, while the sum is 25.

The square root of 52118242 is about 7219.2965031227. The cubic root of 52118242 is about 373.5338115072.

Adding to 52118242 its reverse (24281125), we get a palindrome (76399367).

The spelling of 52118242 in words is "fifty-two million, one hundred eighteen thousand, two hundred forty-two".