504978 has 8 divisors (see below), whose sum is σ = 1009968. Its totient is φ = 168324.

The previous prime is 504967. The next prime is 504983. The reversal of 504978 is 879405.

It is a sphenic number, since it is the product of 3 distinct primes.

504978 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42076 + ... + 42087.

It is an arithmetic number, because the mean of its divisors is an integer number (126246).

2⁵⁰⁴⁹⁷⁸ is an apocalyptic number.

504978 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504978 is a wasteful number, since it uses less digits than its factorization.

504978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84168.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 504978 is about 710.6180408630. The cubic root of 504978 is about 79.6325860035.

It can be divided in two parts, 50497 and 8, that added together give a palindrome (50505).

The spelling of 504978 in words is "five hundred four thousand, nine hundred seventy-eight".