9278872 has 16 divisors (see below), whose sum is σ = 18421560. Its totient is φ = 4366464.

The previous prime is 9278849. The next prime is 9278879. The reversal of 9278872 is 2788729.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9278879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33978 + ... + 34249.

Almost surely, 2^9278872 is an apocalyptic number.

It is an amenable number.

9278872 is a deficient number, since it is larger than the sum of its proper divisors (9142688).

9278872 is a wasteful number, since it uses less digits than its factorization.

9278872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68250 (or 68246 counting only the distinct ones).

The product of its digits is 112896, while the sum is 43.

The square root of 9278872 is about 3046.1240946488. The cubic root of 9278872 is about 210.1350001192.

The spelling of 9278872 in words is "nine million, two hundred seventy-eight thousand, eight hundred seventy-two".