420050504 has 16 divisors (see below), whose sum is σ = 787864320. Its totient is φ = 209953360.

The previous prime is 420050503. The next prime is 420050509. The reversal of 420050504 is 405050024.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (420050503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22217 + ... + 36519.

It is an arithmetic number, because the mean of its divisors is an integer number (49241520).

Almost surely, 2^420050504 is an apocalyptic number.

It is an amenable number.

420050504 is a deficient number, since it is larger than the sum of its proper divisors (367813816).

420050504 is a wasteful number, since it uses less digits than its factorization.

420050504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17980 (or 17976 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 420050504 is about 20495.1336663121. The cubic root of 420050504 is about 748.9172548212.

The spelling of 420050504 in words is "four hundred twenty million, fifty thousand, five hundred four".