2075728 has 10 divisors (see below), whose sum is σ = 4021754. Its totient is φ = 1037856.

The previous prime is 2075713. The next prime is 2075741. The reversal of 2075728 is 8275702.

It can be written as a sum of positive squares in only one way, i.e., 1871424 + 204304 = 1368^2 + 452^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2075728.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 64851 + ... + 64882.

2^2075728 is an apocalyptic number.

It is an amenable number.

2075728 is a deficient number, since it is larger than the sum of its proper divisors (1946026).

2075728 is a wasteful number, since it uses less digits than its factorization.

2075728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129741 (or 129735 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 2075728 is about 1440.7386994178. The cubic root of 2075728 is about 127.5626348668.

The spelling of 2075728 in words is "two million, seventy-five thousand, seven hundred twenty-eight".