108791864 has 16 divisors (see below), whose sum is σ = 204633000. Its totient is φ = 54223072.

The previous prime is 108791861. The next prime is 108791867. The reversal of 108791864 is 468197801.

It is an interprime number because it is at equal distance from previous prime (108791861) and next prime (108791867).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108791861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18914 + ... + 23985.

Almost surely, 2^108791864 is an apocalyptic number.

It is an amenable number.

108791864 is a deficient number, since it is larger than the sum of its proper divisors (95841136).

108791864 is a wasteful number, since it uses less digits than its factorization.

108791864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43222 (or 43218 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 108791864 is about 10430.3338393361. Note that the first 3 decimals coincide. The cubic root of 108791864 is about 477.3813767448.

The spelling of 108791864 in words is "one hundred eight million, seven hundred ninety-one thousand, eight hundred sixty-four".