503874 has 64 divisors (see below), whose sum is σ = 1351680. Its totient is φ = 136080.

The previous prime is 503869. The next prime is 503879. The reversal of 503874 is 478305.

503874 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (503869) and next prime (503879).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503879) by changing a digit.

503874 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 31 ways as a sum of consecutive naturals, for example, 11697 + ... + 11739.

It is an arithmetic number, because the mean of its divisors is an integer number (21120).

2⁵⁰³⁸⁷⁴ is an apocalyptic number.

503874 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 503874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675840).

503874 is an abundant number, since it is smaller than the sum of its proper divisors (847806).

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

503874 is a wasteful number, since it uses less digits than its factorization.

503874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 503874 is about 709.8408272282. The cubic root of 503874 is about 79.5745118432.

The spelling of 503874 in words is "five hundred three thousand, eight hundred seventy-four".