503916 has 36 divisors (see below), whose sum is σ = 1369368. Its totient is φ = 143808.

The previous prime is 503911. The next prime is 503927. The reversal of 503916 is 619305.

It is not an unprimeable number, because it can be changed into a prime (503911) by changing a digit.

503916 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160 + ... + 1016.

It is an arithmetic number, because the mean of its divisors is an integer number (38038).

2⁵⁰³⁹¹⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (684684).

503916 is an abundant number, since it is smaller than the sum of its proper divisors (865452).

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

503916 is a wasteful number, since it uses less digits than its factorization.

503916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878 (or 869 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 503916 is about 709.8704107089. The cubic root of 503916 is about 79.5767227376.

The spelling of 503916 in words is "five hundred three thousand, nine hundred sixteen".