500455420 has 24 divisors (see below), whose sum is σ = 1051747200. Its totient is φ = 200031552.

The previous prime is 500455399. The next prime is 500455433. The reversal of 500455420 is 24554005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20086 + ... + 37474.

It is an arithmetic number, because the mean of its divisors is an integer number (43822800).

Almost surely, 2^500455420 is an apocalyptic number.

It is an amenable number.

500455420 is an abundant number, since it is smaller than the sum of its proper divisors (551291780).

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

500455420 is a wasteful number, since it uses less digits than its factorization.

500455420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18837 (or 18835 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 500455420 is about 22370.8609579515. The cubic root of 500455420 is about 793.9414309193.

The spelling of 500455420 in words is "five hundred million, four hundred fifty-five thousand, four hundred twenty".