726662 has 8 divisors (see below), whose sum is σ = 1137456. Its totient is φ = 347512.

The previous prime is 726659. The next prime is 726679. The reversal of 726662 is 266627.

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

It is a congruent number.

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, 7853 + ... + 7944.

It is an arithmetic number, because the mean of its divisors is an integer number (142182).

2⁷²⁶⁶⁶² is an apocalyptic number.

726662 is a deficient number, since it is larger than the sum of its proper divisors (410794).

726662 is a wasteful number, since it uses less digits than its factorization.

726662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15822.

The product of its digits is 6048, while the sum is 29.

The square root of 726662 is about 852.4447196153. Note that the first 3 decimals coincide. The cubic root of 726662 is about 89.9036829675.

The spelling of 726662 in words is "seven hundred twenty-six thousand, six hundred sixty-two".