2316909 has 16 divisors (see below), whose sum is σ = 3645440. Its totient is φ = 1280880.

The previous prime is 2316893. The next prime is 2316911. The reversal of 2316909 is 9096132.

It is not a de Polignac number, because 2316909 - 2⁴ = 2316893 is a prime.

It is a Duffinian number.

It is a Curzon number.

2316909 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312909) 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, 1129 + ... + 2430.

It is an arithmetic number, because the mean of its divisors is an integer number (227840).

2^2316909 is an apocalyptic number.

It is an amenable number.

2316909 is a deficient number, since it is larger than the sum of its proper divisors (1328531).

2316909 is a wasteful number, since it uses less digits than its factorization.

2316909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3600.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 2316909 is about 1522.1396125192. The cubic root of 2316909 is about 132.3233007147.

It can be divided in two parts, 231 and 6909, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 2316909 in words is "two million, three hundred sixteen thousand, nine hundred nine".