504244020 has 48 divisors (see below), whose sum is σ = 1613582208. Its totient is φ = 115255680.

The previous prime is 504244003. The next prime is 504244033. The reversal of 504244020 is 20442405.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 599871 + ... + 600710.

It is an arithmetic number, because the mean of its divisors is an integer number (33616296).

Almost surely, 2^504244020 is an apocalyptic number.

It is an amenable number.

504244020 is an abundant number, since it is smaller than the sum of its proper divisors (1109338188).

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

504244020 is a wasteful number, since it uses less digits than its factorization.

504244020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200600 (or 1200598 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 504244020 is about 22455.3784203251. The cubic root of 504244020 is about 795.9398559812.

Adding to 504244020 its reverse (20442405), we get a palindrome (524686425).

The spelling of 504244020 in words is "five hundred four million, two hundred forty-four thousand, twenty".