52816618 has 8 divisors (see below), whose sum is σ = 83394720. Its totient is φ = 25018380.

The previous prime is 52816609. The next prime is 52816619. The reversal of 52816618 is 81661825.

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 (52816619) 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, 694918 + ... + 694993.

It is an arithmetic number, because the mean of its divisors is an integer number (10424340).

Almost surely, 2^52816618 is an apocalyptic number.

52816618 is a deficient number, since it is larger than the sum of its proper divisors (30578102).

52816618 is a wasteful number, since it uses less digits than its factorization.

52816618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389932.

The product of its digits is 23040, while the sum is 37.

The square root of 52816618 is about 7267.5042483648. The cubic root of 52816618 is about 375.1948451139.

The spelling of 52816618 in words is "fifty-two million, eight hundred sixteen thousand, six hundred eighteen".