9642697 has 4 divisors (see below), whose sum is σ = 9800836. Its totient is φ = 9484560.

The previous prime is 9642683. The next prime is 9642701. The reversal of 9642697 is 7962469.

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 1485961 + 8156736 = 1219^2 + 2856^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9642697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9642617) 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, 78978 + ... + 79099.

It is an arithmetic number, because the mean of its divisors is an integer number (2450209).

Almost surely, 2^9642697 is an apocalyptic number.

It is an amenable number.

9642697 is a deficient number, since it is larger than the sum of its proper divisors (158139).

9642697 is a wasteful number, since it uses less digits than its factorization.

9642697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158138.

The product of its digits is 163296, while the sum is 43.

The square root of 9642697 is about 3105.2692314838. The cubic root of 9642697 is about 212.8463335073.

The spelling of 9642697 in words is "nine million, six hundred forty-two thousand, six hundred ninety-seven".