9691394 has 16 divisors (see below), whose sum is σ = 15924600. Its totient is φ = 4402944.

The previous prime is 9691393. The next prime is 9691403. The reversal of 9691394 is 4931969.

It can be written as a sum of positive squares in 4 ways, for example, as 9690769 + 625 = 3113^2 + 25^2 .

It is not an unprimeable number, because it can be changed into a prime (9691393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3929 + ... + 5900.

Almost surely, 2^9691394 is an apocalyptic number.

9691394 is a deficient number, since it is larger than the sum of its proper divisors (6233206).

9691394 is a wasteful number, since it uses less digits than its factorization.

9691394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9877.

The product of its digits is 52488, while the sum is 41.

The square root of 9691394 is about 3113.1003838617. The cubic root of 9691394 is about 213.2040335188.

The spelling of 9691394 in words is "nine million, six hundred ninety-one thousand, three hundred ninety-four".