726078936 has 128 divisors (see below), whose sum is σ = 2040422400. Its totient is φ = 213425280.

The previous prime is 726078929. The next prime is 726078971. The reversal of 726078936 is 639870627.

726078936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2022325 + ... + 2022683.

It is an arithmetic number, because the mean of its divisors is an integer number (15940800).

Almost surely, 2^726078936 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 726078936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1020211200).

726078936 is an abundant number, since it is smaller than the sum of its proper divisors (1314343464).

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

726078936 is a wasteful number, since it uses less digits than its factorization.

726078936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 726078936 is about 26945.8519256675. The cubic root of 726078936 is about 898.7963069037.

The spelling of 726078936 in words is "seven hundred twenty-six million, seventy-eight thousand, nine hundred thirty-six".