9997848 has 96 divisors (see below), whose sum is σ = 31449600. Its totient is φ = 2810304.

The previous prime is 9997831. The next prime is 9997859. The reversal of 9997848 is 8487999.

It is a super-2 number, since 2×9997848² = 199913929262208, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 9997794 and 9997803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41713 + ... + 41951.

It is an arithmetic number, because the mean of its divisors is an integer number (327600).

Almost surely, 2^9997848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9997848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15724800).

9997848 is an abundant number, since it is smaller than the sum of its proper divisors (21451752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9997848 is a wasteful number, since it uses less digits than its factorization.

9997848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341 (or 334 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The square root of 9997848 is about 3161.9373807841. The cubic root of 9997848 is about 215.4280134163.

The spelling of 9997848 in words is "nine million, nine hundred ninety-seven thousand, eight hundred forty-eight".