729662246 has 8 divisors (see below), whose sum is σ = 1095744000. Its totient is φ = 364414248.

The previous prime is 729662207. The next prime is 729662257. The reversal of 729662246 is 642266927.

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

It is a junction number, because it is equal to n+sod(n) for n = 729662197 and 729662206.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 206246 + ... + 209753.

It is an arithmetic number, because the mean of its divisors is an integer number (136968000).

Almost surely, 2^729662246 is an apocalyptic number.

729662246 is a deficient number, since it is larger than the sum of its proper divisors (366081754).

729662246 is a wasteful number, since it uses less digits than its factorization.

729662246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416878.

The product of its digits is 435456, while the sum is 44.

The square root of 729662246 is about 27012.2610308726. The cubic root of 729662246 is about 900.2724467351.

The spelling of 729662246 in words is "seven hundred twenty-nine million, six hundred sixty-two thousand, two hundred forty-six".