112228840 has 32 divisors (see below), whose sum is σ = 261225000. Its totient is φ = 43343104.

The previous prime is 112228817. The next prime is 112228841. The reversal of 112228840 is 48822211.

It can be written as a sum of positive squares in 4 ways, for example, as 106874244 + 5354596 = 10338^2 + 2314^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112228799 and 112228808.

It is not an unprimeable number, because it can be changed into a prime (112228841) 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, 47215 + ... + 49534.

Almost surely, 2^112228840 is an apocalyptic number.

112228840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112228840 is an abundant number, since it is smaller than the sum of its proper divisors (148996160).

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

112228840 is a wasteful number, since it uses less digits than its factorization.

112228840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96789 (or 96785 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 112228840 is about 10593.8114010020. The cubic root of 112228840 is about 482.3565253026.

The spelling of 112228840 in words is "one hundred twelve million, two hundred twenty-eight thousand, eight hundred forty".