304449 has 4 divisors (see below), whose sum is σ = 405936. Its totient is φ = 202964.

The previous prime is 304439. The next prime is 304457. The reversal of 304449 is 944403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 304449 - 2⁴ = 304433 is a prime.

It is a D-number.

It is a Curzon number.

304449 is a lucky number.

It is a nialpdrome in base 13.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 304449.

It is not an unprimeable number, because it can be changed into a prime (304429) 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, 50739 + ... + 50744.

It is an arithmetic number, because the mean of its divisors is an integer number (101484).

2³⁰⁴⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

304449 is a deficient number, since it is larger than the sum of its proper divisors (101487).

304449 is a wasteful number, since it uses less digits than its factorization.

304449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101486.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 304449 is about 551.7689733938. The cubic root of 304449 is about 67.2725955129.

The spelling of 304449 in words is "three hundred four thousand, four hundred forty-nine".