9958197 has 16 divisors (see below), whose sum is σ = 13639680. Its totient is φ = 6460272.

The previous prime is 9958183. The next prime is 9958199. The reversal of 9958197 is 7918599.

It is not a de Polignac number, because 9958197 - 2⁴ = 9958181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9958199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22258 + ... + 22700.

It is an arithmetic number, because the mean of its divisors is an integer number (852480).

Almost surely, 2^9958197 is an apocalyptic number.

It is an amenable number.

9958197 is a deficient number, since it is larger than the sum of its proper divisors (3681483).

9958197 is a wasteful number, since it uses less digits than its factorization.

9958197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632.

The product of its digits is 204120, while the sum is 48.

The square root of 9958197 is about 3155.6611034774. The cubic root of 9958197 is about 215.1428436006.

The spelling of 9958197 in words is "nine million, nine hundred fifty-eight thousand, one hundred ninety-seven".