9681290 has 16 divisors (see below), whose sum is σ = 17463168. Its totient is φ = 3864336.

The previous prime is 9681283. The next prime is 9681307. The reversal of 9681290 is 921869.

9681290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9681290.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6779 + ... + 8081.

It is an arithmetic number, because the mean of its divisors is an integer number (1091448).

Almost surely, 2^9681290 is an apocalyptic number.

9681290 is a deficient number, since it is larger than the sum of its proper divisors (7781878).

9681290 is a wasteful number, since it uses less digits than its factorization.

9681290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 9681290 is about 3111.4771411662. The cubic root of 9681290 is about 213.1299140601.

The spelling of 9681290 in words is "nine million, six hundred eighty-one thousand, two hundred ninety".