2057006 has 16 divisors (see below), whose sum is σ = 3544800. Its totient is φ = 876960.

The previous prime is 2056993. The next prime is 2057009. The reversal of 2057006 is 6007502.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2057009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4676 + ... + 5096.

It is an arithmetic number, because the mean of its divisors is an integer number (221550).

2^2057006 is an apocalyptic number.

2057006 is a deficient number, since it is larger than the sum of its proper divisors (1487794).

2057006 is a wasteful number, since it uses less digits than its factorization.

2057006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 2057006 is about 1434.2266208658. The cubic root of 2057006 is about 127.1779595397.

The spelling of 2057006 in words is "two million, fifty-seven thousand, six".