726947722 has 8 divisors (see below), whose sum is σ = 1106696736. Its totient is φ = 358048812.

The previous prime is 726947717. The next prime is 726947743. The reversal of 726947722 is 227749627.

726947722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2712358 + ... + 2712625.

It is an arithmetic number, because the mean of its divisors is an integer number (138337092).

Almost surely, 2^726947722 is an apocalyptic number.

726947722 is a deficient number, since it is larger than the sum of its proper divisors (379749014).

726947722 is a wasteful number, since it uses less digits than its factorization.

726947722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425052.

The product of its digits is 592704, while the sum is 46.

The square root of 726947722 is about 26961.9680661483. The cubic root of 726947722 is about 899.1546473775.

The spelling of 726947722 in words is "seven hundred twenty-six million, nine hundred forty-seven thousand, seven hundred twenty-two".