420003200 has 48 divisors (see below), whose sum is σ = 1037547060. Its totient is φ = 168000000.

The previous prime is 420003197. The next prime is 420003209. The reversal of 420003200 is 2300024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420003209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62426 + ... + 68825.

Almost surely, 2^420003200 is an apocalyptic number.

420003200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

420003200 is an abundant number, since it is smaller than the sum of its proper divisors (617543860).

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

420003200 is a wasteful number, since it uses less digits than its factorization.

420003200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131275 (or 131258 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 420003200 is about 20493.9796037763. The cubic root of 420003200 is about 748.8891406529.

Adding to 420003200 its reverse (2300024), we get a palindrome (422303224).

The spelling of 420003200 in words is "four hundred twenty million, three thousand, two hundred".