304275664 has 120 divisors (see below), whose sum is σ = 762433344. Its totient is φ = 114278400.

The previous prime is 304275659. The next prime is 304275667. The reversal of 304275664 is 466572403.

304275664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304275667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1183824 + ... + 1184080.

Almost surely, 2^304275664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304275664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381216672).

304275664 is an abundant number, since it is smaller than the sum of its proper divisors (458157680).

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

304275664 is a wasteful number, since it uses less digits than its factorization.

304275664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 304275664 is about 17443.4991902428. The cubic root of 304275664 is about 672.5982602193.

The spelling of 304275664 in words is "three hundred four million, two hundred seventy-five thousand, six hundred sixty-four".