504845 has 16 divisors (see below), whose sum is σ = 675648. Its totient is φ = 359040.

The previous prime is 504821. The next prime is 504851. The reversal of 504845 is 548405.

It is not a de Polignac number, because 504845 - 2¹⁰ = 503821 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3617 + ... + 3753.

It is an arithmetic number, because the mean of its divisors is an integer number (42228).

2⁵⁰⁴⁸⁴⁵ is an apocalyptic number.

504845 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

504845 is a deficient number, since it is larger than the sum of its proper divisors (170803).

504845 is a wasteful number, since it uses less digits than its factorization.

504845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 504845 is about 710.5244541886. The cubic root of 504845 is about 79.6255942376.

The spelling of 504845 in words is "five hundred four thousand, eight hundred forty-five".