2313205 has 4 divisors (see below), whose sum is σ = 2775852. Its totient is φ = 1850560.

The previous prime is 2313197. The next prime is 2313211. The reversal of 2313205 is 5023132.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1737124 + 576081 = 1318^2 + 759^2 .

It is not a de Polignac number, because 2313205 - 2³ = 2313197 is a prime.

It is a super-3 number, since 3×2313205³ = 37133306458665270375, which contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231316 + ... + 231325.

It is an arithmetic number, because the mean of its divisors is an integer number (693963).

2^2313205 is an apocalyptic number.

It is an amenable number.

2313205 is a deficient number, since it is larger than the sum of its proper divisors (462647).

2313205 is an equidigital number, since it uses as much as digits as its factorization.

2313205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462646.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2313205 is about 1520.9224174822. The cubic root of 2313205 is about 132.2527488253.

Adding to 2313205 its reverse (5023132), we get a palindrome (7336337).

The spelling of 2313205 in words is "two million, three hundred thirteen thousand, two hundred five".