2812236 has 24 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 803472.

The previous prime is 2812223. The next prime is 2812237. The reversal of 2812236 is 6322182.

2812236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2812237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16656 + ... + 16823.

It is an arithmetic number, because the mean of its divisors is an integer number (312480).

2^2812236 is an apocalyptic number.

It is an amenable number.

2812236 is an abundant number, since it is smaller than the sum of its proper divisors (4687284).

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

2812236 is a wasteful number, since it uses less digits than its factorization.

2812236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33493 (or 33491 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 2812236 is about 1676.9722716849. The cubic root of 2812236 is about 141.1509875982.

The spelling of 2812236 in words is "two million, eight hundred twelve thousand, two hundred thirty-six".