706646 has 8 divisors (see below), whose sum is σ = 1068120. Its totient is φ = 350608.

The previous prime is 706633. The next prime is 706661. The reversal of 706646 is 646607.

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, 1016 + ... + 1563.

It is an arithmetic number, because the mean of its divisors is an integer number (133515).

2⁷⁰⁶⁶⁴⁶ is an apocalyptic number.

706646 is a deficient number, since it is larger than the sum of its proper divisors (361474).

706646 is a wasteful number, since it uses less digits than its factorization.

706646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718.

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

The square root of 706646 is about 840.6223884718. The cubic root of 706646 is about 89.0705160119.

The spelling of 706646 in words is "seven hundred six thousand, six hundred forty-six".