726473847 has 8 divisors (see below), whose sum is σ = 1056689280. Its totient is φ = 440287160.

The previous prime is 726473779. The next prime is 726473849. The reversal of 726473847 is 748374627.

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 726473847 - 2¹⁴ = 726457463 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 726473796 and 726473805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726473849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11007147 + ... + 11007212.

It is an arithmetic number, because the mean of its divisors is an integer number (132086160).

Almost surely, 2^726473847 is an apocalyptic number.

726473847 is a deficient number, since it is larger than the sum of its proper divisors (330215433).

726473847 is a wasteful number, since it uses less digits than its factorization.

726473847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22014373.

The product of its digits is 1580544, while the sum is 48.

The square root of 726473847 is about 26953.1787921202. The cubic root of 726473847 is about 898.9592277650.

The spelling of 726473847 in words is "seven hundred twenty-six million, four hundred seventy-three thousand, eight hundred forty-seven".