109659606 has 16 divisors (see below), whose sum is σ = 250650624. Its totient is φ = 31331304.

The previous prime is 109659593. The next prime is 109659611. The reversal of 109659606 is 606956901.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 2610943 = 109659606 / (1 + 0 + 9 + 6 + 5 + 9 + 6 + 0 + 6).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1305430 + ... + 1305513.

It is an arithmetic number, because the mean of its divisors is an integer number (15665664).

Almost surely, 2^109659606 is an apocalyptic number.

109659606 is an abundant number, since it is smaller than the sum of its proper divisors (140991018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109659606 is a wasteful number, since it uses less digits than its factorization.

109659606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610955.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 109659606 is about 10471.8482609327. The cubic root of 109659606 is about 478.6472415214.

The spelling of 109659606 in words is "one hundred nine million, six hundred fifty-nine thousand, six hundred six".