108609806 has 8 divisors (see below), whose sum is σ = 162976440. Its totient is φ = 54284328.

The previous prime is 108609797. The next prime is 108609811. The reversal of 108609806 is 608906801.

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

It is a self number, because there is not a number n which added to its sum of digits gives 108609806.

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, 2516 + ... + 14951.

It is an arithmetic number, because the mean of its divisors is an integer number (20372055).

Almost surely, 2^108609806 is an apocalyptic number.

108609806 is a deficient number, since it is larger than the sum of its proper divisors (54366634).

108609806 is a wasteful number, since it uses less digits than its factorization.

108609806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20578.

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 108609806 is about 10421.6028517690. The cubic root of 108609806 is about 477.1149364029.

The spelling of 108609806 in words is "one hundred eight million, six hundred nine thousand, eight hundred six".