9011872 has 12 divisors (see below), whose sum is σ = 17742186. Its totient is φ = 4505920.

The previous prime is 9011869. The next prime is 9011881. The reversal of 9011872 is 2781109.

It can be written as a sum of positive squares in only one way, i.e., 8785296 + 226576 = 2964^2 + 476^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9011872.

It is an unprimeable number.

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, 140779 + ... + 140842.

Almost surely, 2^9011872 is an apocalyptic number.

It is an amenable number.

9011872 is a deficient number, since it is larger than the sum of its proper divisors (8730314).

9011872 is a wasteful number, since it uses less digits than its factorization.

9011872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281631 (or 281623 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 9011872 is about 3001.9780145764. The cubic root of 9011872 is about 208.0998041745.

The spelling of 9011872 in words is "nine million, eleven thousand, eight hundred seventy-two".