304475 has 12 divisors (see below), whose sum is σ = 398040. Its totient is φ = 230400.

The previous prime is 304459. The next prime is 304477. The reversal of 304475 is 574403.

It is not a de Polignac number, because 304475 - 2⁴ = 304459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 304475.

It is not an unprimeable number, because it can be changed into a prime (304477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155 + ... + 795.

It is an arithmetic number, because the mean of its divisors is an integer number (33170).

2³⁰⁴⁴⁷⁵ is an apocalyptic number.

304475 is a deficient number, since it is larger than the sum of its proper divisors (93565).

304475 is a wasteful number, since it uses less digits than its factorization.

304475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670 (or 665 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 304475 is about 551.7925334761. The cubic root of 304475 is about 67.2745104891.

Adding to 304475 its reverse (574403), we get a palindrome (878878).

It can be divided in two parts, 304 and 475, that multiplied together give a square (144400 = 380²).

The spelling of 304475 in words is "three hundred four thousand, four hundred seventy-five".