2056836 has 12 divisors (see below), whose sum is σ = 4799312. Its totient is φ = 685608.

The previous prime is 2056829. The next prime is 2056841. The reversal of 2056836 is 6386502.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85690 + ... + 85713.

2^2056836 is an apocalyptic number.

It is an amenable number.

2056836 is an abundant number, since it is smaller than the sum of its proper divisors (2742476).

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

2056836 is a wasteful number, since it uses less digits than its factorization.

2056836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171410 (or 171408 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2056836 is about 1434.1673542512. The cubic root of 2056836 is about 127.1744559283.

The spelling of 2056836 in words is "two million, fifty-six thousand, eight hundred thirty-six".