537568873 has 4 divisors (see below), whose sum is σ = 538735428. Its totient is φ = 536402320.

The previous prime is 537568841. The next prime is 537568891. The reversal of 537568873 is 378865735.

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 64593369 + 472975504 = 8037^2 + 21748^2 .

It is a cyclic number.

It is not a de Polignac number, because 537568873 - 2⁵ = 537568841 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 537568873.

It is not an unprimeable number, because it can be changed into a prime (537568813) 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, 582586 + ... + 583507.

It is an arithmetic number, because the mean of its divisors is an integer number (134683857).

Almost surely, 2^537568873 is an apocalyptic number.

It is an amenable number.

537568873 is a deficient number, since it is larger than the sum of its proper divisors (1166555).

537568873 is a wasteful number, since it uses less digits than its factorization.

537568873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166554.

The product of its digits is 4233600, while the sum is 52.

The square root of 537568873 is about 23185.5315444783. The cubic root of 537568873 is about 813.1013920094.

The spelling of 537568873 in words is "five hundred thirty-seven million, five hundred sixty-eight thousand, eight hundred seventy-three".