504275081 has 4 divisors (see below), whose sum is σ = 504590100. Its totient is φ = 503960064.

The previous prime is 504275071. The next prime is 504275099. The reversal of 504275081 is 180572405.

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 458645056 + 45630025 = 21416^2 + 6755^2 .

It is a cyclic number.

It is not a de Polignac number, because 504275081 - 2⁶ = 504275017 is a prime.

It is a super-2 number, since 2×504275081² = 508586714635113122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (504275011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155096 + ... + 158313.

It is an arithmetic number, because the mean of its divisors is an integer number (126147525).

Almost surely, 2^504275081 is an apocalyptic number.

It is an amenable number.

504275081 is a deficient number, since it is larger than the sum of its proper divisors (315019).

504275081 is a wasteful number, since it uses less digits than its factorization.

504275081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315018.

The product of its (nonzero) digits is 11200, while the sum is 32.

The square root of 504275081 is about 22456.0700257191. The cubic root of 504275081 is about 795.9561987169.

The spelling of 504275081 in words is "five hundred four million, two hundred seventy-five thousand, eighty-one".