9895690 has 32 divisors (see below), whose sum is σ = 20465280. Its totient is φ = 3374784.

The previous prime is 9895679. The next prime is 9895693. The reversal of 9895690 is 965989.

It is a happy number.

It is a super-2 number, since 2×9895690² = 195849361152200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 9895690.

It is not an unprimeable number, because it can be changed into a prime (9895693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25921 + ... + 26299.

It is an arithmetic number, because the mean of its divisors is an integer number (639540).

Almost surely, 2^9895690 is an apocalyptic number.

9895690 is an abundant number, since it is smaller than the sum of its proper divisors (10569590).

9895690 is a wasteful number, since it uses less digits than its factorization.

9895690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766.

The product of its (nonzero) digits is 174960, while the sum is 46.

The square root of 9895690 is about 3145.7415659904. The cubic root of 9895690 is about 214.6917522519.

It can be divided in two parts, 9895 and 690, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 9895690 in words is "nine million, eight hundred ninety-five thousand, six hundred ninety".