53818873 has 6 divisors (see below), whose sum is σ = 56261114. Its totient is φ = 51478416.

The previous prime is 53818847. The next prime is 53818879. The reversal of 53818873 is 37881835.

It can be written as a sum of positive squares in only one way, i.e., 36869184 + 16949689 = 6072^2 + 4117^2 .

It is not a de Polignac number, because 53818873 - 2⁵ = 53818841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53818879) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50340 + ... + 51397.

Almost surely, 2^53818873 is an apocalyptic number.

It is an amenable number.

53818873 is a deficient number, since it is larger than the sum of its proper divisors (2442241).

53818873 is a wasteful number, since it uses less digits than its factorization.

53818873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101783 (or 101760 counting only the distinct ones).

The product of its digits is 161280, while the sum is 43.

The square root of 53818873 is about 7336.1347452184. The cubic root of 53818873 is about 377.5532384018.

The spelling of 53818873 in words is "fifty-three million, eight hundred eighteen thousand, eight hundred seventy-three".