9886444 has 6 divisors (see below), whose sum is σ = 17301284. Its totient is φ = 4943220.

The previous prime is 9886417. The next prime is 9886451. The reversal of 9886444 is 4446889.

It is a happy number.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 9886444.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1235802 + ... + 1235809.

Almost surely, 2^9886444 is an apocalyptic number.

It is an amenable number.

9886444 is a deficient number, since it is larger than the sum of its proper divisors (7414840).

9886444 is a wasteful number, since it uses less digits than its factorization.

9886444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2471615 (or 2471613 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 9886444 is about 3144.2716167660. The cubic root of 9886444 is about 214.6248659441.

The spelling of 9886444 in words is "nine million, eight hundred eighty-six thousand, four hundred forty-four".