420043204 has 24 divisors (see below), whose sum is σ = 876613248. Its totient is φ = 172191360.

The previous prime is 420043177. The next prime is 420043207. The reversal of 420043204 is 402340024.

It is not an unprimeable number, because it can be changed into a prime (420043207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325477 + ... + 326764.

It is an arithmetic number, because the mean of its divisors is an integer number (36525552).

Almost surely, 2^420043204 is an apocalyptic number.

It is an amenable number.

420043204 is an abundant number, since it is smaller than the sum of its proper divisors (456570044).

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

420043204 is a wasteful number, since it uses less digits than its factorization.

420043204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652275 (or 652273 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 420043204 is about 20494.9555744822. The cubic root of 420043204 is about 748.9129163527.

Adding to 420043204 its reverse (402340024), we get a palindrome (822383228).

The spelling of 420043204 in words is "four hundred twenty million, forty-three thousand, two hundred four".