975728 has 20 divisors (see below), whose sum is σ = 2036328. Its totient is φ = 450240.

The previous prime is 975701. The next prime is 975731. The reversal of 975728 is 827579.

It is a junction number, because it is equal to n+sod(n) for n = 975691 and 975700.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 975728.

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 in 3 ways as a sum of consecutive naturals, for example, 2138 + ... + 2553.

2⁹⁷⁵⁷²⁸ is an apocalyptic number.

It is an amenable number.

975728 is an abundant number, since it is smaller than the sum of its proper divisors (1060600).

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

975728 is a wasteful number, since it uses less digits than its factorization.

975728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4712 (or 4706 counting only the distinct ones).

The product of its digits is 35280, while the sum is 38.

The square root of 975728 is about 987.7894512496. The cubic root of 975728 is about 99.1842977227.

The spelling of 975728 in words is "nine hundred seventy-five thousand, seven hundred twenty-eight".