9860090 has 16 divisors (see below), whose sum is σ = 18181800. Its totient is φ = 3847680.

The previous prime is 9860089. The next prime is 9860099. The reversal of 9860090 is 900689.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5276209 + 4583881 = 2297^2 + 2141^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9860099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11615 + ... + 12434.

Almost surely, 2^9860090 is an apocalyptic number.

9860090 is a deficient number, since it is larger than the sum of its proper divisors (8321710).

9860090 is a wasteful number, since it uses less digits than its factorization.

9860090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24097.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 9860090 is about 3140.0780245083. The cubic root of 9860090 is about 214.4339898634.

The spelling of 9860090 in words is "nine million, eight hundred sixty thousand, ninety".