304212300 has 144 divisors (see below), whose sum is σ = 1038600192. Its totient is φ = 67276800.

The previous prime is 304212289. The next prime is 304212323. The reversal of 304212300 is 3212403.

304212300 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 (15).

It is a self number, because there is not a number n which added to its sum of digits gives 304212300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62764 + ... + 67436.

Almost surely, 2^304212300 is an apocalyptic number.

304212300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304212300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519300096).

304212300 is an abundant number, since it is smaller than the sum of its proper divisors (734387892).

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

304212300 is a wasteful number, since it uses less digits than its factorization.

304212300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4728 (or 4721 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 304212300 is about 17441.6828316536. The cubic root of 304212300 is about 672.5515684856.

Adding to 304212300 its reverse (3212403), we get a palindrome (307424703).

The spelling of 304212300 in words is "three hundred four million, two hundred twelve thousand, three hundred".