304772 has 12 divisors (see below), whose sum is σ = 574476. Its totient is φ = 140640.

The previous prime is 304771. The next prime is 304781. The reversal of 304772 is 277403.

It can be written as a sum of positive squares in 2 ways, for example, as 87616 + 217156 = 296^2 + 466^2 .

It is not an unprimeable number, because it can be changed into a prime (304771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2879 + ... + 2982.

It is an arithmetic number, because the mean of its divisors is an integer number (47873).

2³⁰⁴⁷⁷² is an apocalyptic number.

It is an amenable number.

304772 is a deficient number, since it is larger than the sum of its proper divisors (269704).

304772 is a wasteful number, since it uses less digits than its factorization.

304772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5878 (or 5876 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 23.

The square root of 304772 is about 552.0615907668. The cubic root of 304772 is about 67.2963776774.

The spelling of 304772 in words is "three hundred four thousand, seven hundred seventy-two", and thus it is an iban number.