2808486 has 16 divisors (see below), whose sum is σ = 6241200. Its totient is φ = 936144.

The previous prime is 2808479. The next prime is 2808497. The reversal of 2808486 is 6848082.

It is a super-2 number, since 2×2808486² = 15775187224392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2808486.

It is a congruent number.

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, 25951 + ... + 26058.

It is an arithmetic number, because the mean of its divisors is an integer number (390075).

2^2808486 is an apocalyptic number.

2808486 is an abundant number, since it is smaller than the sum of its proper divisors (3432714).

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

2808486 is a wasteful number, since it uses less digits than its factorization.

2808486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52020 (or 52014 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 2808486 is about 1675.8538122402. The cubic root of 2808486 is about 141.0882200292.

The spelling of 2808486 in words is "two million, eight hundred eight thousand, four hundred eighty-six".