9888066 has 24 divisors (see below), whose sum is σ = 21482604. Its totient is φ = 3287040.

The previous prime is 9888041. The next prime is 9888089. The reversal of 9888066 is 6608889.

It can be written as a sum of positive squares in 2 ways, for example, as 7700625 + 2187441 = 2775^2 + 1479^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11110 + ... + 11966.

Almost surely, 2^9888066 is an apocalyptic number.

9888066 is an abundant number, since it is smaller than the sum of its proper divisors (11594538).

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

9888066 is a wasteful number, since it uses less digits than its factorization.

9888066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506 (or 1503 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 9888066 is about 3144.5295355585. The cubic root of 9888066 is about 214.6366026379.

The spelling of 9888066 in words is "nine million, eight hundred eighty-eight thousand, sixty-six".