2040313 has 4 divisors (see below), whose sum is σ = 2225808. Its totient is φ = 1854820.

The previous prime is 2040293. The next prime is 2040319. The reversal of 2040313 is 3130402.

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 not a de Polignac number, because 2040313 - 2⁵ = 2040281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2040293 and 2040302.

It is not an unprimeable number, because it can be changed into a prime (2040319) by changing a digit.

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, 92731 + ... + 92752.

It is an arithmetic number, because the mean of its divisors is an integer number (556452).

2^2040313 is an apocalyptic number.

It is an amenable number.

2040313 is a deficient number, since it is larger than the sum of its proper divisors (185495).

2040313 is a wasteful number, since it uses less digits than its factorization.

2040313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185494.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2040313 is about 1428.3952534225. The cubic root of 2040313 is about 126.8330001647.

Adding to 2040313 its reverse (3130402), we get a palindrome (5170715).

The spelling of 2040313 in words is "two million, forty thousand, three hundred thirteen".