112022778 has 64 divisors (see below), whose sum is σ = 267337728. Its totient is φ = 30620160.

The previous prime is 112022759. The next prime is 112022821. The reversal of 112022778 is 877220211.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125851 + ... + 126737.

It is an arithmetic number, because the mean of its divisors is an integer number (4177152).

Almost surely, 2^112022778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112022778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133668864).

112022778 is an abundant number, since it is smaller than the sum of its proper divisors (155314950).

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

112022778 is a wasteful number, since it uses less digits than its factorization.

112022778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027.

The product of its (nonzero) digits is 3136, while the sum is 30.

The square root of 112022778 is about 10584.0813488937. The cubic root of 112022778 is about 482.0611281322.

Adding to 112022778 its reverse (877220211), we get a palindrome (989242989).

The spelling of 112022778 in words is "one hundred twelve million, twenty-two thousand, seven hundred seventy-eight".