9720966 has 8 divisors (see below), whose sum is σ = 19441944. Its totient is φ = 3240320.

The previous prime is 9720959. The next prime is 9721013. The reversal of 9720966 is 6690279.

It is a sphenic number, since it is the product of 3 distinct primes.

9720966 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810075 + ... + 810086.

It is an arithmetic number, because the mean of its divisors is an integer number (2430243).

Almost surely, 2^9720966 is an apocalyptic number.

9720966 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9720966 is a wasteful number, since it uses less digits than its factorization.

9720966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620166.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 9720966 is about 3117.8463720973. The cubic root of 9720966 is about 213.4206679096.

The spelling of 9720966 in words is "nine million, seven hundred twenty thousand, nine hundred sixty-six".