749928 has 16 divisors (see below), whose sum is σ = 1874880. Its totient is φ = 249968.

The previous prime is 749927. The next prime is 749939. The reversal of 749928 is 829947.

749928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (749923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15600 + ... + 15647.

It is an arithmetic number, because the mean of its divisors is an integer number (117180).

2⁷⁴⁹⁹²⁸ is an apocalyptic number.

It is an amenable number.

749928 is an abundant number, since it is smaller than the sum of its proper divisors (1124952).

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

749928 is a wasteful number, since it uses less digits than its factorization.

749928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31256 (or 31252 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 749928 is about 865.9838335673. The cubic root of 749928 is about 90.8531221556.

The spelling of 749928 in words is "seven hundred forty-nine thousand, nine hundred twenty-eight".