502040 has 64 divisors (see below), whose sum is σ = 1416960. Its totient is φ = 155520.

The previous prime is 502039. The next prime is 502043. The reversal of 502040 is 40205.

502040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2999 + ... + 3161.

It is an arithmetic number, because the mean of its divisors is an integer number (22140).

2⁵⁰²⁰⁴⁰ 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 502040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708480).

502040 is an abundant number, since it is smaller than the sum of its proper divisors (914920).

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

502040 is a wasteful number, since it uses less digits than its factorization.

502040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 502040 is about 708.5478106663. The cubic root of 502040 is about 79.4778493989.

Adding to 502040 its reverse (40205), we get a palindrome (542245).

The spelling of 502040 in words is "five hundred two thousand, forty".