9642797 has 4 divisors (see below), whose sum is σ = 9653280. Its totient is φ = 9632316.

The previous prime is 9642769. The next prime is 9642799. The reversal of 9642797 is 7972469.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7972469 = 47 ⋅169627.

It is a cyclic number.

It is not a de Polignac number, because 9642797 - 2⁸ = 9642541 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9642799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3713 + ... + 5750.

It is an arithmetic number, because the mean of its divisors is an integer number (2413320).

Almost surely, 2^9642797 is an apocalyptic number.

It is an amenable number.

9642797 is a deficient number, since it is larger than the sum of its proper divisors (10483).

9642797 is a wasteful number, since it uses less digits than its factorization.

9642797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10482.

The product of its digits is 190512, while the sum is 44.

The square root of 9642797 is about 3105.2853331055. The cubic root of 9642797 is about 212.8470692820.

The spelling of 9642797 in words is "nine million, six hundred forty-two thousand, seven hundred ninety-seven".