9142112 has 24 divisors (see below), whose sum is σ = 20570256. Its totient is φ = 3917952.

The previous prime is 9142103. The next prime is 9142151. The reversal of 9142112 is 2112419.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20183 + ... + 20630.

It is an arithmetic number, because the mean of its divisors is an integer number (857094).

Almost surely, 2^9142112 is an apocalyptic number.

It is an amenable number.

9142112 is an abundant number, since it is smaller than the sum of its proper divisors (11428144).

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

9142112 is a wasteful number, since it uses less digits than its factorization.

9142112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40830 (or 40822 counting only the distinct ones).

The product of its digits is 144, while the sum is 20.

The square root of 9142112 is about 3023.5925651450. The cubic root of 9142112 is about 209.0975026391.

The spelling of 9142112 in words is "nine million, one hundred forty-two thousand, one hundred twelve".