304432002 has 144 divisors (see below), whose sum is σ = 821620800. Its totient is φ = 81031104.

The previous prime is 304431943. The next prime is 304432027. The reversal of 304432002 is 200234403.

304432002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 872124 + ... + 872472.

It is an arithmetic number, because the mean of its divisors is an integer number (5705700).

Almost surely, 2^304432002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304432002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (410810400).

304432002 is an abundant number, since it is smaller than the sum of its proper divisors (517188798).

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

304432002 is a wasteful number, since it uses less digits than its factorization.

304432002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 304432002 is about 17447.9798830696. The cubic root of 304432002 is about 672.7134350154.

Adding to 304432002 its reverse (200234403), we get a palindrome (504666405).

The spelling of 304432002 in words is "three hundred four million, four hundred thirty-two thousand, two".