9661736 has 32 divisors (see below), whose sum is σ = 21267840. Its totient is φ = 4027968.

The previous prime is 9661733. The next prime is 9661753. The reversal of 9661736 is 6371669.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 9661736.

It is not an unprimeable number, because it can be changed into a prime (9661733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260 + ... + 4403.

It is an arithmetic number, because the mean of its divisors is an integer number (664620).

Almost surely, 2^9661736 is an apocalyptic number.

It is an amenable number.

9661736 is an abundant number, since it is smaller than the sum of its proper divisors (11606104).

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

9661736 is a wasteful number, since it uses less digits than its factorization.

9661736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4713 (or 4709 counting only the distinct ones).

The product of its digits is 40824, while the sum is 38.

The square root of 9661736 is about 3108.3333154602. Note that the first 4 decimals coincide. The cubic root of 9661736 is about 212.9863260562.

The spelling of 9661736 in words is "nine million, six hundred sixty-one thousand, seven hundred thirty-six".