52644118 has 16 divisors (see below), whose sum is σ = 81379584. Its totient is φ = 25522560.

The previous prime is 52644103. The next prime is 52644139. The reversal of 52644118 is 81144625.

It is a self number, because there is not a number n which added to its sum of digits gives 52644118.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23883 + ... + 25993.

It is an arithmetic number, because the mean of its divisors is an integer number (5086224).

Almost surely, 2^52644118 is an apocalyptic number.

52644118 is a deficient number, since it is larger than the sum of its proper divisors (28735466).

52644118 is a wasteful number, since it uses less digits than its factorization.

52644118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487.

The product of its digits is 7680, while the sum is 31.

The square root of 52644118 is about 7255.6266441983. The cubic root of 52644118 is about 374.7859353082.

It can be divided in two parts, 526 and 44118, that added together give a palindrome (44644).

The spelling of 52644118 in words is "fifty-two million, six hundred forty-four thousand, one hundred eighteen".