9855472 has 20 divisors (see below), whose sum is σ = 20831256. Its totient is φ = 4479680.

The previous prime is 9855467. The next prime is 9855481. The reversal of 9855472 is 2745589.

It is a congruent number.

It is an unprimeable number.

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, 27823 + ... + 28174.

Almost surely, 2^9855472 is an apocalyptic number.

It is an amenable number.

9855472 is an abundant number, since it is smaller than the sum of its proper divisors (10975784).

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

9855472 is a wasteful number, since it uses less digits than its factorization.

9855472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56016 (or 56010 counting only the distinct ones).

The product of its digits is 100800, while the sum is 40.

The square root of 9855472 is about 3139.3426063429. The cubic root of 9855472 is about 214.4005077214.

The spelling of 9855472 in words is "nine million, eight hundred fifty-five thousand, four hundred seventy-two".