2051056 has 20 divisors (see below), whose sum is σ = 4541872. Its totient is φ = 878976.

The previous prime is 2051051. The next prime is 2051059. The reversal of 2051056 is 6501502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051051) 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 3 ways as a sum of consecutive naturals, for example, 9045 + ... + 9268.

2^2051056 is an apocalyptic number.

It is an amenable number.

2051056 is an abundant number, since it is smaller than the sum of its proper divisors (2490816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2051056 is a wasteful number, since it uses less digits than its factorization.

2051056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18328 (or 18322 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2051056 is about 1432.1508300455. The cubic root of 2051056 is about 127.0552180988.

Adding to 2051056 its reverse (6501502), we get a palindrome (8552558).

It can be divided in two parts, 20 and 51056, that added together give a square (51076 = 226²).

The spelling of 2051056 in words is "two million, fifty-one thousand, fifty-six".