52563737 has 4 divisors (see below), whose sum is σ = 52830756. Its totient is φ = 52296720.

The previous prime is 52563727. The next prime is 52563739. The reversal of 52563737 is 73736525.

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 43943641 + 8620096 = 6629^2 + 2936^2 .

It is a cyclic number.

It is not a de Polignac number, because 52563737 - 2²⁴ = 35786521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52563737.

It is not an unprimeable number, because it can be changed into a prime (52563739) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 133214 + ... + 133607.

It is an arithmetic number, because the mean of its divisors is an integer number (13207689).

Almost surely, 2^52563737 is an apocalyptic number.

It is an amenable number.

52563737 is a deficient number, since it is larger than the sum of its proper divisors (267019).

52563737 is a wasteful number, since it uses less digits than its factorization.

52563737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267018.

The product of its digits is 132300, while the sum is 38.

The square root of 52563737 is about 7250.0853098429. The cubic root of 52563737 is about 374.5950876875.

The spelling of 52563737 in words is "fifty-two million, five hundred sixty-three thousand, seven hundred thirty-seven".