2056210 has 16 divisors (see below), whose sum is σ = 3986136. Its totient is φ = 759168.

The previous prime is 2056207. The next prime is 2056211. The reversal of 2056210 is 126502.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1692601 + 363609 = 1301^2 + 603^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2056211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7779 + ... + 8038.

2^2056210 is an apocalyptic number.

2056210 is a deficient number, since it is larger than the sum of its proper divisors (1929926).

2056210 is a wasteful number, since it uses less digits than its factorization.

2056210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15837.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2056210 is about 1433.9490925413. The cubic root of 2056210 is about 127.1615527302.

The spelling of 2056210 in words is "two million, fifty-six thousand, two hundred ten".