52500537 has 6 divisors (see below), whose sum is σ = 75834122. Its totient is φ = 35000352.

The previous prime is 52500529. The next prime is 52500557. The reversal of 52500537 is 73500525.

It can be written as a sum of positive squares in only one way, i.e., 43283241 + 9217296 = 6579^2 + 3036^2 .

It is not a de Polignac number, because 52500537 - 2³ = 52500529 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 52500537.

It is not an unprimeable number, because it can be changed into a prime (52500517) 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, 2916688 + ... + 2916705.

Almost surely, 2^52500537 is an apocalyptic number.

It is an amenable number.

52500537 is a deficient number, since it is larger than the sum of its proper divisors (23333585).

52500537 is a wasteful number, since it uses less digits than its factorization.

52500537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5833399 (or 5833396 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 52500537 is about 7245.7254295205. The cubic root of 52500537 is about 374.4448960310. Note that the first 3 decimals are identical.

The spelling of 52500537 in words is "fifty-two million, five hundred thousand, five hundred thirty-seven".