749328 has 40 divisors (see below), whose sum is σ = 1973088. Its totient is φ = 244992.

The previous prime is 749323. The next prime is 749339. The reversal of 749328 is 823947.

749328 is nontrivially palindromic in base 7.

749328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×749328² = 1122984903168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749323) by changing a digit.

749328 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3100 + ... + 3332.

2⁷⁴⁹³²⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 749328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (986544).

749328 is an abundant number, since it is smaller than the sum of its proper divisors (1223760).

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

749328 is a wasteful number, since it uses less digits than its factorization.

749328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 305 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 749328 is about 865.6373374572. The cubic root of 749328 is about 90.8288858655.

The spelling of 749328 in words is "seven hundred forty-nine thousand, three hundred twenty-eight".