9897122 has 8 divisors (see below), whose sum is σ = 15324672. Its totient is φ = 4788900.

The previous prime is 9897109. The next prime is 9897127. The reversal of 9897122 is 2217989.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9897127) 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, 79754 + ... + 79877.

It is an arithmetic number, because the mean of its divisors is an integer number (1915584).

Almost surely, 2^9897122 is an apocalyptic number.

9897122 is a deficient number, since it is larger than the sum of its proper divisors (5427550).

9897122 is a wasteful number, since it uses less digits than its factorization.

9897122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159664.

The product of its digits is 18144, while the sum is 38.

The square root of 9897122 is about 3145.9691670453. The cubic root of 9897122 is about 214.7021077286.

The spelling of 9897122 in words is "nine million, eight hundred ninety-seven thousand, one hundred twenty-two".