726807847 has 4 divisors (see below), whose sum is σ = 731621296. Its totient is φ = 721994400.

The previous prime is 726807833. The next prime is 726807877. The reversal of 726807847 is 748708627.

It is a happy number.

726807847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 726807847 - 2¹¹ = 726805799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 726807847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726807827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2406498 + ... + 2406799.

It is an arithmetic number, because the mean of its divisors is an integer number (182905324).

Almost surely, 2^726807847 is an apocalyptic number.

726807847 is a deficient number, since it is larger than the sum of its proper divisors (4813449).

726807847 is a wasteful number, since it uses less digits than its factorization.

726807847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4813448.

The product of its (nonzero) digits is 1053696, while the sum is 49.

The square root of 726807847 is about 26959.3740097948. The cubic root of 726807847 is about 899.0969736641.

The spelling of 726807847 in words is "seven hundred twenty-six million, eight hundred seven thousand, eight hundred forty-seven".