729662 has 8 divisors (see below), whose sum is σ = 1102896. Its totient is φ = 362032.

The previous prime is 729661. The next prime is 729671. The reversal of 729662 is 266927.

729662 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729661) 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, 1058 + ... + 1605.

It is an arithmetic number, because the mean of its divisors is an integer number (137862).

2⁷²⁹⁶⁶² is an apocalyptic number.

729662 is a deficient number, since it is larger than the sum of its proper divisors (373234).

729662 is a wasteful number, since it uses less digits than its factorization.

729662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802.

The product of its digits is 9072, while the sum is 32.

The square root of 729662 is about 854.2025520917. The cubic root of 729662 is about 90.0272345562.

The spelling of 729662 in words is "seven hundred twenty-nine thousand, six hundred sixty-two".