2313666 has 24 divisors (see below), whose sum is σ = 5308524. Its totient is φ = 725760.

The previous prime is 2313659. The next prime is 2313667. The reversal of 2313666 is 6663132.

It can be written as a sum of positive squares in 2 ways, for example, as 2313441 + 225 = 1521^2 + 15^2 .

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2313667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3475 + ... + 4086.

2^2313666 is an apocalyptic number.

2313666 is an abundant number, since it is smaller than the sum of its proper divisors (2994858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2313666 is a wasteful number, since it uses less digits than its factorization.

2313666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7586 (or 7583 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 2313666 is about 1521.0739626987. The cubic root of 2313666 is about 132.2615338180.

Adding to 2313666 its reverse (6663132), we get a palindrome (8976798).

It can be divided in two parts, 23 and 13666, that added together give a square (13689 = 117²).

The spelling of 2313666 in words is "two million, three hundred thirteen thousand, six hundred sixty-six".