2686204 has 12 divisors (see below), whose sum is σ = 4977504. Its totient is φ = 1264064.

The previous prime is 2686141. The next prime is 2686207. The reversal of 2686204 is 4026862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2686207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19684 + ... + 19819.

It is an arithmetic number, because the mean of its divisors is an integer number (414792).

2^2686204 is an apocalyptic number.

It is an amenable number.

2686204 is a deficient number, since it is larger than the sum of its proper divisors (2291300).

2686204 is a wasteful number, since it uses less digits than its factorization.

2686204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39524 (or 39522 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2686204 is about 1638.9643071159. The cubic root of 2686204 is about 139.0100919126.

It can be divided in two parts, 2 and 686204, that added together give a triangular number (686206 = T₁₁₇₁).

The spelling of 2686204 in words is "two million, six hundred eighty-six thousand, two hundred four".