707328 has 54 divisors (see below), whose sum is σ = 2046044. Its totient is φ = 235008.

The previous prime is 707321. The next prime is 707341. The reversal of 707328 is 823707.

It is not an unprimeable number, because it can be changed into a prime (707321) by changing a digit.

707328 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2151 + ... + 2457.

2⁷⁰⁷³²⁸ 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 707328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1023022).

707328 is an abundant number, since it is smaller than the sum of its proper divisors (1338716).

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

707328 is a wasteful number, since it uses less digits than its factorization.

707328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 707328 is about 841.0279424609. The cubic root of 707328 is about 89.0991614533.

It can be divided in two parts, 707 and 328, that added together give a triangular number (1035 = T₄₅).

The spelling of 707328 in words is "seven hundred seven thousand, three hundred twenty-eight".