111683216 has 40 divisors (see below), whose sum is σ = 237693120. Its totient is φ = 50599296.

The previous prime is 111683189. The next prime is 111683219. The reversal of 111683216 is 612386111.

It is a super-2 number, since 2×111683216² = 24946281472205312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111683219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 995 + ... + 14978.

It is an arithmetic number, because the mean of its divisors is an integer number (5942328).

Almost surely, 2^111683216 is an apocalyptic number.

111683216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111683216 is an abundant number, since it is smaller than the sum of its proper divisors (126009904).

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

111683216 is a wasteful number, since it uses less digits than its factorization.

111683216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16023 (or 16017 counting only the distinct ones).

The product of its digits is 1728, while the sum is 29.

The square root of 111683216 is about 10568.0280090469. The cubic root of 111683216 is about 481.5735626742.

The spelling of 111683216 in words is "one hundred eleven million, six hundred eighty-three thousand, two hundred sixteen".