9695813 has 4 divisors (see below), whose sum is σ = 9957900. Its totient is φ = 9433728.

The previous prime is 9695809. The next prime is 9695891. The reversal of 9695813 is 3185969.

9695813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3751969 + 5943844 = 1937^2 + 2438^2 .

It is a cyclic number.

It is not a de Polignac number, because 9695813 - 2² = 9695809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9695713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130988 + ... + 131061.

It is an arithmetic number, because the mean of its divisors is an integer number (2489475).

Almost surely, 2^9695813 is an apocalyptic number.

It is an amenable number.

9695813 is a deficient number, since it is larger than the sum of its proper divisors (262087).

9695813 is a wasteful number, since it uses less digits than its factorization.

9695813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262086.

The product of its digits is 58320, while the sum is 41.

The square root of 9695813 is about 3113.8100455872. The cubic root of 9695813 is about 213.2364335864.

The spelling of 9695813 in words is "nine million, six hundred ninety-five thousand, eight hundred thirteen".