726382331 has 8 divisors (see below), whose sum is σ = 779040720. Its totient is φ = 675166752.

The previous prime is 726382289. The next prime is 726382333. The reversal of 726382331 is 133283627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 726382331 - 2²⁶ = 659273467 is a prime.

It is a super-2 number, since 2×726382331² = 1055262581577987122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 726382291 and 726382300.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359660 + ... + 361673.

It is an arithmetic number, because the mean of its divisors is an integer number (97380090).

Almost surely, 2^726382331 is an apocalyptic number.

726382331 is a deficient number, since it is larger than the sum of its proper divisors (52658389).

726382331 is a wasteful number, since it uses less digits than its factorization.

726382331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721405.

The product of its digits is 36288, while the sum is 35.

The square root of 726382331 is about 26951.4810539235. The cubic root of 726382331 is about 898.9214780199.

The spelling of 726382331 in words is "seven hundred twenty-six million, three hundred eighty-two thousand, three hundred thirty-one".