726297756 has 24 divisors (see below), whose sum is σ = 1695143184. Its totient is φ = 242035200.

The previous prime is 726297731. The next prime is 726297757. The reversal of 726297756 is 657792627.

726297756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 726297699 and 726297708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726297757) 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, 68406 + ... + 78306.

It is an arithmetic number, because the mean of its divisors is an integer number (70630966).

Almost surely, 2^726297756 is an apocalyptic number.

It is an amenable number.

726297756 is an abundant number, since it is smaller than the sum of its proper divisors (968845428).

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

726297756 is a wasteful number, since it uses less digits than its factorization.

726297756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16021 (or 16019 counting only the distinct ones).

The product of its digits is 2222640, while the sum is 51.

The square root of 726297756 is about 26949.9119850140. The cubic root of 726297756 is about 898.8865885723.

The spelling of 726297756 in words is "seven hundred twenty-six million, two hundred ninety-seven thousand, seven hundred fifty-six".