2056004 has 6 divisors (see below), whose sum is σ = 3598014. Its totient is φ = 1028000.

The previous prime is 2056001. The next prime is 2056007. The reversal of 2056004 is 4006502.

It is an interprime number because it is at equal distance from previous prime (2056001) and next prime (2056007).

It can be written as a sum of positive squares in only one way, i.e., 1932100 + 123904 = 1390^2 + 352^2 .

It is not an unprimeable number, because it can be changed into a prime (2056001) 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 as a sum of consecutive naturals, namely, 256997 + ... + 257004.

It is an arithmetic number, because the mean of its divisors is an integer number (599669).

2^2056004 is an apocalyptic number.

It is an amenable number.

2056004 is a deficient number, since it is larger than the sum of its proper divisors (1542010).

2056004 is a wasteful number, since it uses less digits than its factorization.

2056004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514005 (or 514003 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2056004 is about 1433.8772611350. The cubic root of 2056004 is about 127.1573060572.

The spelling of 2056004 in words is "two million, fifty-six thousand, four", and thus it is an eban number.