75795728 has 10 divisors (see below), whose sum is σ = 146854254. Its totient is φ = 37897856.

The previous prime is 75795701. The next prime is 75795739. The reversal of 75795728 is 82759757.

It can be written as a sum of positive squares in only one way, i.e., 72454144 + 3341584 = 8512^2 + 1828^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2368601 + ... + 2368632.

Almost surely, 2^75795728 is an apocalyptic number.

It is an amenable number.

75795728 is a deficient number, since it is larger than the sum of its proper divisors (71058526).

75795728 is a wasteful number, since it uses less digits than its factorization.

75795728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4737241 (or 4737235 counting only the distinct ones).

The product of its digits is 1234800, while the sum is 50.

The square root of 75795728 is about 8706.0742013838. The cubic root of 75795728 is about 423.2025178434.

The spelling of 75795728 in words is "seventy-five million, seven hundred ninety-five thousand, seven hundred twenty-eight".