52116518 has 8 divisors (see below), whose sum is σ = 80696640. Its totient is φ = 25217640.

The previous prime is 52116517. The next prime is 52116523. The reversal of 52116518 is 81561125.

52116518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×52116518² = 5432262896888648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52116517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420233 + ... + 420356.

It is an arithmetic number, because the mean of its divisors is an integer number (10087080).

Almost surely, 2^52116518 is an apocalyptic number.

52116518 is a deficient number, since it is larger than the sum of its proper divisors (28580122).

52116518 is a wasteful number, since it uses less digits than its factorization.

52116518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840622.

The product of its digits is 2400, while the sum is 29.

The square root of 52116518 is about 7219.1770999194. The cubic root of 52116518 is about 373.5296927996.

The spelling of 52116518 in words is "fifty-two million, one hundred sixteen thousand, five hundred eighteen".