726382332 has 72 divisors (see below), whose sum is σ = 1981406336. Its totient is φ = 223046784.

The previous prime is 726382289. The next prime is 726382333. The reversal of 726382332 is 233283627.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726382333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 282798 + ... + 285354.

Almost surely, 2^726382332 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 726382332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (990703168).

726382332 is an abundant number, since it is smaller than the sum of its proper divisors (1255024004).

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

726382332 is a wasteful number, since it uses less digits than its factorization.

726382332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3187 (or 3182 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 726382332 is about 26951.4810724754. The cubic root of 726382332 is about 898.9214784325.

The spelling of 726382332 in words is "seven hundred twenty-six million, three hundred eighty-two thousand, three hundred thirty-two".