2056994 has 12 divisors (see below), whose sum is σ = 3144546. Its totient is φ = 1009152.

The previous prime is 2056993. The next prime is 2057009. The reversal of 2056994 is 4996502.

It can be written as a sum of positive squares in 3 ways, for example, as 1651225 + 405769 = 1285^2 + 637^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056993) 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 5 ways as a sum of consecutive naturals, for example, 10562 + ... + 10754.

2^2056994 is an apocalyptic number.

2056994 is a deficient number, since it is larger than the sum of its proper divisors (1087552).

2056994 is an equidigital number, since it uses as much as digits as its factorization.

2056994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2056994 is about 1434.2224374204. Note that the first 3 decimals coincide. The cubic root of 2056994 is about 127.1777122323.

The spelling of 2056994 in words is "two million, fifty-six thousand, nine hundred ninety-four".