726336806 has 16 divisors (see below), whose sum is σ = 1175866944. Its totient is φ = 334502784.

The previous prime is 726336799. The next prime is 726336811. The reversal of 726336806 is 608633627.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18131 + ... + 42206.

It is an arithmetic number, because the mean of its divisors is an integer number (73491684).

Almost surely, 2^726336806 is an apocalyptic number.

726336806 is a deficient number, since it is larger than the sum of its proper divisors (449530138).

726336806 is a wasteful number, since it uses less digits than its factorization.

726336806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60815.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 726336806 is about 26950.6364674380. The cubic root of 726336806 is about 898.9026980774.

The spelling of 726336806 in words is "seven hundred twenty-six million, three hundred thirty-six thousand, eight hundred six".