52518677 has 4 divisors (see below), whose sum is σ = 52534860. Its totient is φ = 52502496.

The previous prime is 52518667. The next prime is 52518689. The reversal of 52518677 is 77681525.

52518677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52215076 + 303601 = 7226^2 + 551^2 .

It is a cyclic number.

It is not a de Polignac number, because 52518677 - 2²² = 48324373 is a prime.

It is a super-2 number, since 2×52518677² = 5516422867660658, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52518607) 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, 1352 + ... + 10337.

It is an arithmetic number, because the mean of its divisors is an integer number (13133715).

Almost surely, 2^52518677 is an apocalyptic number.

It is an amenable number.

52518677 is a deficient number, since it is larger than the sum of its proper divisors (16183).

52518677 is a wasteful number, since it uses less digits than its factorization.

52518677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16182.

The product of its digits is 117600, while the sum is 41.

The square root of 52518677 is about 7246.9770939337. The cubic root of 52518677 is about 374.4880171662.

The spelling of 52518677 in words is "fifty-two million, five hundred eighteen thousand, six hundred seventy-seven".