9681396 has 12 divisors (see below), whose sum is σ = 22589952. Its totient is φ = 3227128.

The previous prime is 9681361. The next prime is 9681401. The reversal of 9681396 is 6931869.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam 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, 403380 + ... + 403403.

It is an arithmetic number, because the mean of its divisors is an integer number (1882496).

Almost surely, 2^9681396 is an apocalyptic number.

It is an amenable number.

9681396 is an abundant number, since it is smaller than the sum of its proper divisors (12908556).

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

9681396 is a wasteful number, since it uses less digits than its factorization.

9681396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806790 (or 806788 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 9681396 is about 3111.4941748298. The cubic root of 9681396 is about 213.1306919072.

The spelling of 9681396 in words is "nine million, six hundred eighty-one thousand, three hundred ninety-six".