2056396 has 12 divisors (see below), whose sum is σ = 3686760. Its totient is φ = 1003040.

The previous prime is 2056381. The next prime is 2056399. The reversal of 2056396 is 6936502.

2056396 = T₂₉₆ + T₂₉₇ + ... + T₃₃₆.

It is not an unprimeable number, because it can be changed into a prime (2056399) 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 3 ways as a sum of consecutive naturals, for example, 6106 + ... + 6433.

It is an arithmetic number, because the mean of its divisors is an integer number (307230).

2^2056396 is an apocalyptic number.

It is an amenable number.

2056396 is a deficient number, since it is larger than the sum of its proper divisors (1630364).

2056396 is a wasteful number, since it uses less digits than its factorization.

2056396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12584 (or 12582 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 2056396 is about 1434.0139469336. The cubic root of 2056396 is about 127.1653868612.

The spelling of 2056396 in words is "two million, fifty-six thousand, three hundred ninety-six".