109635994 has 16 divisors (see below), whose sum is σ = 177311232. Its totient is φ = 50542128.

The previous prime is 109635991. The next prime is 109636013. The reversal of 109635994 is 499536901.

It is not an unprimeable number, because it can be changed into a prime (109635991) by changing a digit.

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, 26767 + ... + 30589.

It is an arithmetic number, because the mean of its divisors is an integer number (11081952).

Almost surely, 2^109635994 is an apocalyptic number.

109635994 is a deficient number, since it is larger than the sum of its proper divisors (67675238).

109635994 is a wasteful number, since it uses less digits than its factorization.

109635994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4941.

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 109635994 is about 10470.7207965832. The cubic root of 109635994 is about 478.6128848111.

The spelling of 109635994 in words is "one hundred nine million, six hundred thirty-five thousand, nine hundred ninety-four".