112778200 has 48 divisors (see below), whose sum is σ = 273620880. Its totient is φ = 43148160.

The previous prime is 112778191. The next prime is 112778209. The reversal of 112778200 is 2877211.

It is an interprime number because it is at equal distance from previous prime (112778191) and next prime (112778209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112778209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7659 + ... + 16858.

It is an arithmetic number, because the mean of its divisors is an integer number (5700435).

Almost surely, 2^112778200 is an apocalyptic number.

112778200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112778200 is an abundant number, since it is smaller than the sum of its proper divisors (160842680).

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

112778200 is a wasteful number, since it uses less digits than its factorization.

112778200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24556 (or 24547 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 28.

The square root of 112778200 is about 10619.7080939167. The cubic root of 112778200 is about 483.1422894068.

The spelling of 112778200 in words is "one hundred twelve million, seven hundred seventy-eight thousand, two hundred".