995666 has 8 divisors (see below), whose sum is σ = 1706880. Its totient is φ = 426708.

The previous prime is 995663. The next prime is 995669. The reversal of 995666 is 666599.

995666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (995663) and next prime (995669).

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 995666.

It is not an unprimeable number, because it can be changed into a prime (995663) 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, 35546 + ... + 35573.

It is an arithmetic number, because the mean of its divisors is an integer number (213360).

2⁹⁹⁵⁶⁶⁶ is an apocalyptic number.

995666 is a deficient number, since it is larger than the sum of its proper divisors (711214).

995666 is a wasteful number, since it uses less digits than its factorization.

995666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71128.

The product of its digits is 87480, while the sum is 41.

The square root of 995666 is about 997.8306469537. The cubic root of 995666 is about 99.8553241232.

It can be divided in two parts, 995 and 666, that added together give a palindrome (1661).

The spelling of 995666 in words is "nine hundred ninety-five thousand, six hundred sixty-six".