2303313 has 16 divisors (see below), whose sum is σ = 3424320. Its totient is φ = 1368576.

The previous prime is 2303309. The next prime is 2303321. The reversal of 2303313 is 3133032.

It is not a de Polignac number, because 2303313 - 2² = 2303309 is a prime.

2303313 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2303292 and 2303301.

It is not an unprimeable number, because it can be changed into a prime (2303303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220 + ... + 2157.

It is an arithmetic number, because the mean of its divisors is an integer number (214020).

2^2303313 is an apocalyptic number.

It is an amenable number.

2303313 is a deficient number, since it is larger than the sum of its proper divisors (1121007).

2303313 is a wasteful number, since it uses less digits than its factorization.

2303313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 2303313 is about 1517.6669595138. Note that the first 3 decimals coincide. The cubic root of 2303313 is about 132.0639611970.

Adding to 2303313 its reverse (3133032), we get a palindrome (5436345).

The spelling of 2303313 in words is "two million, three hundred three thousand, three hundred thirteen".