504378441 has 16 divisors (see below), whose sum is σ = 853974400. Its totient is φ = 288216144.

The previous prime is 504378379. The next prime is 504378443. The reversal of 504378441 is 144873405.

504378441 is a `hidden beast` number, since 504 + 37 + 84 + 41 = 666.

It is not a de Polignac number, because 504378441 - 2¹⁰ = 504377417 is a prime.

It is a super-2 number, since 2×504378441² = 508795223491180962, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 504378396 and 504378405.

It is not an unprimeable number, because it can be changed into a prime (504378443) 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 15 ways as a sum of consecutive naturals, for example, 1334146 + ... + 1334523.

It is an arithmetic number, because the mean of its divisors is an integer number (53373400).

Almost surely, 2^504378441 is an apocalyptic number.

It is an amenable number.

504378441 is a deficient number, since it is larger than the sum of its proper divisors (349595959).

504378441 is a wasteful number, since it uses less digits than its factorization.

504378441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668685 (or 2668679 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 504378441 is about 22458.3712900112. The cubic root of 504378441 is about 796.0105767178.

The spelling of 504378441 in words is "five hundred four million, three hundred seventy-eight thousand, four hundred forty-one".