506941265 has 4 divisors (see below), whose sum is σ = 608329524. Its totient is φ = 405553008.

The previous prime is 506941213. The next prime is 506941289. The reversal of 506941265 is 562149605.

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 224970001 + 281971264 = 14999^2 + 16792^2 .

It is a cyclic number.

It is not a de Polignac number, because 506941265 - 2²⁶ = 439832401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50694122 + ... + 50694131.

It is an arithmetic number, because the mean of its divisors is an integer number (152082381).

Almost surely, 2^506941265 is an apocalyptic number.

It is an amenable number.

506941265 is a deficient number, since it is larger than the sum of its proper divisors (101388259).

506941265 is a wasteful number, since it uses less digits than its factorization.

506941265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101388258.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 506941265 is about 22515.3562041554. The cubic root of 506941265 is about 797.3565168044.

The spelling of 506941265 in words is "five hundred six million, nine hundred forty-one thousand, two hundred sixty-five".