9666790 has 32 divisors (see below), whose sum is σ = 20015424. Its totient is φ = 3292800.

The previous prime is 9666781. The next prime is 9666799. The reversal of 9666790 is 976669.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9666781) and next prime (9666799).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666799) 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, 13440 + ... + 14140.

It is an arithmetic number, because the mean of its divisors is an integer number (625482).

Almost surely, 2^9666790 is an apocalyptic number.

9666790 is an abundant number, since it is smaller than the sum of its proper divisors (10348634).

9666790 is a wasteful number, since it uses less digits than its factorization.

9666790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 9666790 is about 3109.1461850482. The cubic root of 9666790 is about 213.0234569008.

The spelling of 9666790 in words is "nine million, six hundred sixty-six thousand, seven hundred ninety".