758728 has 8 divisors (see below), whose sum is σ = 1422630. Its totient is φ = 379360.

The previous prime is 758713. The next prime is 758729. The reversal of 758728 is 827857.

758728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 580644 + 178084 = 762^2 + 422^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×758728³ = 1310326696036333056, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (758729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47413 + ... + 47428.

2⁷⁵⁸⁷²⁸ is an apocalyptic number.

It is an amenable number.

758728 is a deficient number, since it is larger than the sum of its proper divisors (663902).

758728 is a wasteful number, since it uses less digits than its factorization.

758728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94847 (or 94843 counting only the distinct ones).

The product of its digits is 31360, while the sum is 37.

The square root of 758728 is about 871.0499411630. The cubic root of 758728 is about 91.2071118902.

The spelling of 758728 in words is "seven hundred fifty-eight thousand, seven hundred twenty-eight".