79646 has 8 divisors (see below), whose sum is σ = 136560. Its totient is φ = 34128.

The previous prime is 79633. The next prime is 79657. The reversal of 79646 is 64697.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

79646 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2831 + ... + 2858.

It is an arithmetic number, because the mean of its divisors is an integer number (17070).

2⁷⁹⁶⁴⁶ is an apocalyptic number.

79646 is a deficient number, since it is larger than the sum of its proper divisors (56914).

79646 is a wasteful number, since it uses less digits than its factorization.

79646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698.

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

The square root of 79646 is about 282.2162291577. The cubic root of 79646 is about 43.0250440013.

The spelling of 79646 in words is "seventy-nine thousand, six hundred forty-six".