2304147 has 4 divisors (see below), whose sum is σ = 3072200. Its totient is φ = 1536096.

The previous prime is 2304139. The next prime is 2304157. The reversal of 2304147 is 7414032.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2304147 - 2³ = 2304139 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2304157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384022 + ... + 384027.

It is an arithmetic number, because the mean of its divisors is an integer number (768050).

2^2304147 is an apocalyptic number.

2304147 is a deficient number, since it is larger than the sum of its proper divisors (768053).

2304147 is an equidigital number, since it uses as much as digits as its factorization.

2304147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768052.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2304147 is about 1517.9416984852. The cubic root of 2304147 is about 132.0798988272.

Adding to 2304147 its reverse (7414032), we get a palindrome (9718179).

The spelling of 2304147 in words is "two million, three hundred four thousand, one hundred forty-seven".