109787216 has 40 divisors (see below), whose sum is σ = 265203264. Its totient is φ = 42773760.

The previous prime is 109787203. The next prime is 109787231. The reversal of 109787216 is 612787901.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 43325 + ... + 45788.

Almost surely, 2^109787216 is an apocalyptic number.

109787216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

109787216 is an abundant number, since it is smaller than the sum of its proper divisors (155416048).

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

109787216 is a wasteful number, since it uses less digits than its factorization.

109787216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89139 (or 89133 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 41.

The square root of 109787216 is about 10477.9394920948. The cubic root of 109787216 is about 478.8328355281.

The spelling of 109787216 in words is "one hundred nine million, seven hundred eighty-seven thousand, two hundred sixteen".