109855506 has 32 divisors (see below), whose sum is σ = 227708928. Its totient is φ = 35295120.

The previous prime is 109855489. The next prime is 109855517. The reversal of 109855506 is 605558901.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51595 + ... + 53681.

It is an arithmetic number, because the mean of its divisors is an integer number (7115904).

Almost surely, 2^109855506 is an apocalyptic number.

109855506 is an abundant number, since it is smaller than the sum of its proper divisors (117853422).

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

109855506 is a wasteful number, since it uses less digits than its factorization.

109855506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2406.

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 109855506 is about 10481.1977369001. The cubic root of 109855506 is about 478.9320963769.

The spelling of 109855506 in words is "one hundred nine million, eight hundred fifty-five thousand, five hundred six".