504421100 has 18 divisors (see below), whose sum is σ = 1094594004. Its totient is φ = 201768400.

The previous prime is 504421081. The next prime is 504421147. The reversal of 504421100 is 1124405.

It is a super-2 number, since 2×504421100² = 508881292250420000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2522006 + ... + 2522205.

It is an arithmetic number, because the mean of its divisors is an integer number (60810778).

Almost surely, 2^504421100 is an apocalyptic number.

504421100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

504421100 is an abundant number, since it is smaller than the sum of its proper divisors (590172904).

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

504421100 is a wasteful number, since it uses less digits than its factorization.

504421100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5044225 (or 5044218 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 504421100 is about 22459.3210048746. The cubic root of 504421100 is about 796.0330175778.

Adding to 504421100 its reverse (1124405), we get a palindrome (505545505).

The spelling of 504421100 in words is "five hundred four million, four hundred twenty-one thousand, one hundred".