500100420 has 24 divisors (see below), whose sum is σ = 1400281344. Its totient is φ = 133360096.

The previous prime is 500100413. The next prime is 500100439. The reversal of 500100420 is 24001005.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 500100396 and 500100405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4167444 + ... + 4167563.

It is an arithmetic number, because the mean of its divisors is an integer number (58345056).

Almost surely, 2^500100420 is an apocalyptic number.

It is an amenable number.

500100420 is an abundant number, since it is smaller than the sum of its proper divisors (900180924).

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

500100420 is a wasteful number, since it uses less digits than its factorization.

500100420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8335019 (or 8335017 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 500100420 is about 22362.9251217277. The cubic root of 500100420 is about 793.7536580318.

Adding to 500100420 its reverse (24001005), we get a palindrome (524101425).

The spelling of 500100420 in words is "five hundred million, one hundred thousand, four hundred twenty".