504678494 has 16 divisors (see below), whose sum is σ = 798595200. Its totient is φ = 238537944.

The previous prime is 504678479. The next prime is 504678497. The reversal of 504678494 is 494876405.

It is a super-3 number, since 3×504678494³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504678497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3527 + ... + 31965.

It is an arithmetic number, because the mean of its divisors is an integer number (49912200).

Almost surely, 2^504678494 is an apocalyptic number.

504678494 is a deficient number, since it is larger than the sum of its proper divisors (293916706).

504678494 is a wasteful number, since it uses less digits than its factorization.

504678494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28927.

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 504678494 is about 22465.0505007222. The cubic root of 504678494 is about 796.1683934119.

Subtracting from 504678494 its reverse (494876405), we obtain a palindrome (9802089).

The spelling of 504678494 in words is "five hundred four million, six hundred seventy-eight thousand, four hundred ninety-four".