9142056 has 192 divisors, whose sum is σ = 33022080. Its totient is φ = 2211840.

The previous prime is 9142037. The next prime is 9142061. The reversal of 9142056 is 6502419.

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 47 ways as a sum of consecutive naturals, for example, 94200 + ... + 94296.

It is an arithmetic number, because the mean of its divisors is an integer number (171990).

Almost surely, 2^9142056 is an apocalyptic number.

9142056 is the 1746-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9142056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16511040).

9142056 is an abundant number, since it is smaller than the sum of its proper divisors (23880024).

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

9142056 is a wasteful number, since it uses less digits than its factorization.

9142056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 9142056 is about 3023.5833046238. The cubic root of 9142056 is about 209.0970756960.

The spelling of 9142056 in words is "nine million, one hundred forty-two thousand, fifty-six".