1112192 has 16 divisors (see below), whose sum is σ = 2215950. Its totient is φ = 556032.

The previous prime is 1112171. The next prime is 1112197. The reversal of 1112192 is 2912111.

It can be written as a sum of positive squares in only one way, i.e., 732736 + 379456 = 856^2 + 616^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 1112192.

It is not an unprimeable number, because it can be changed into a prime (1112197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4217 + ... + 4472.

2^1112192 is an apocalyptic number.

It is an amenable number.

1112192 is a deficient number, since it is larger than the sum of its proper divisors (1103758).

1112192 is an frugal number, since it uses more digits than its factorization.

1112192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8703 (or 8691 counting only the distinct ones).

The product of its digits is 36, while the sum is 17.

The square root of 1112192 is about 1054.6051393768. The cubic root of 1112192 is about 103.6079917112.

The spelling of 1112192 in words is "one million, one hundred twelve thousand, one hundred ninety-two".