9955158 has 16 divisors (see below), whose sum is σ = 19998576. Its totient is φ = 3303680.

The previous prime is 9955157. The next prime is 9955163. The reversal of 9955158 is 8515599.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9955157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2163 + ... + 4958.

It is an arithmetic number, because the mean of its divisors is an integer number (1249911).

Almost surely, 2^9955158 is an apocalyptic number.

9955158 is an abundant number, since it is smaller than the sum of its proper divisors (10043418).

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

9955158 is a wasteful number, since it uses less digits than its factorization.

9955158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7359.

The product of its digits is 81000, while the sum is 42.

The square root of 9955158 is about 3155.1795511508. The cubic root of 9955158 is about 215.1209559161.

The spelling of 9955158 in words is "nine million, nine hundred fifty-five thousand, one hundred fifty-eight".