2313506 has 16 divisors (see below), whose sum is σ = 3778488. Its totient is φ = 1056000.

The previous prime is 2313469. The next prime is 2313511. The reversal of 2313506 is 6053132.

It can be written as a sum of positive squares in 4 ways, for example, as 1836025 + 477481 = 1355^2 + 691^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2186 + ... + 3066.

2^2313506 is an apocalyptic number.

2313506 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2313506 is a deficient number, since it is larger than the sum of its proper divisors (1464982).

2313506 is a wasteful number, since it uses less digits than its factorization.

2313506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 2313506 is about 1521.0213673713. The cubic root of 2313506 is about 132.2584849289.

Adding to 2313506 its reverse (6053132), we get a palindrome (8366638).

The spelling of 2313506 in words is "two million, three hundred thirteen thousand, five hundred six".