2056090 has 16 divisors (see below), whose sum is σ = 3801672. Its totient is φ = 800064.

The previous prime is 2056081. The next prime is 2056111. The reversal of 2056090 is 906502.

It can be written as a sum of positive squares in 4 ways, for example, as 2053489 + 2601 = 1433^2 + 51^2 .

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, 2409 + ... + 3148.

2^2056090 is an apocalyptic number.

2056090 is a deficient number, since it is larger than the sum of its proper divisors (1745582).

2056090 is a wasteful number, since it uses less digits than its factorization.

2056090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5601.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 2056090 is about 1433.9072494412. The cubic root of 2056090 is about 127.1590789746.

The spelling of 2056090 in words is "two million, fifty-six thousand, ninety".