9995660 has 24 divisors (see below), whose sum is σ = 22226400. Its totient is φ = 3762944.

The previous prime is 9995659. The next prime is 9995669. The reversal of 9995660 is 665999.

It is not an unprimeable number, because it can be changed into a prime (9995669) 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, 14360 + ... + 15039.

It is an arithmetic number, because the mean of its divisors is an integer number (926100).

Almost surely, 2^9995660 is an apocalyptic number.

It is an amenable number.

9995660 is an abundant number, since it is smaller than the sum of its proper divisors (12230740).

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

9995660 is a wasteful number, since it uses less digits than its factorization.

9995660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29425 (or 29423 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 44.

The square root of 9995660 is about 3161.5913714457. The cubic root of 9995660 is about 215.4122970047.

It can be divided in two parts, 99 and 95660, that added together give a palindrome (95759).

The spelling of 9995660 in words is "nine million, nine hundred ninety-five thousand, six hundred sixty".