504321255 has 16 divisors (see below), whose sum is σ = 896571360. Its totient is φ = 268971264.

The previous prime is 504321241. The next prime is 504321263. The reversal of 504321255 is 552123405.

It is a happy number.

504321255 is a `hidden beast` number, since 504 + 32 + 125 + 5 = 666.

It is not a de Polignac number, because 504321255 - 2¹⁰ = 504320231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 1867722 + ... + 1867991.

It is an arithmetic number, because the mean of its divisors is an integer number (56035710).

Almost surely, 2^504321255 is an apocalyptic number.

504321255 is a deficient number, since it is larger than the sum of its proper divisors (392250105).

504321255 is a wasteful number, since it uses less digits than its factorization.

504321255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3735727 (or 3735721 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 504321255 is about 22457.0980983742. The cubic root of 504321255 is about 795.9804919127.

The spelling of 504321255 in words is "five hundred four million, three hundred twenty-one thousand, two hundred fifty-five".