749327328 has 96 divisors (see below), whose sum is σ = 2208316320. Its totient is φ = 247173120.

The previous prime is 749327323. The next prime is 749327329. The reversal of 749327328 is 823723947.

749327328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×749327328² = 1122982888975239168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749327323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79338 + ... + 88278.

It is an arithmetic number, because the mean of its divisors is an integer number (23003295).

Almost surely, 2^749327328 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 749327328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1104158160).

749327328 is an abundant number, since it is smaller than the sum of its proper divisors (1458988992).

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

749327328 is a wasteful number, since it uses less digits than its factorization.

749327328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9057 (or 9043 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 749327328 is about 27373.8438659973. The cubic root of 749327328 is about 908.2885871363.

The spelling of 749327328 in words is "seven hundred forty-nine million, three hundred twenty-seven thousand, three hundred twenty-eight".