9938154 has 32 divisors (see below), whose sum is σ = 20684160. Its totient is φ = 3180800.

The previous prime is 9938153. The next prime is 9938179. The reversal of 9938154 is 4518399.

It is not an unprimeable number, because it can be changed into a prime (9938153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17182 + ... + 17750.

It is an arithmetic number, because the mean of its divisors is an integer number (646380).

Almost surely, 2^9938154 is an apocalyptic number.

9938154 is an abundant number, since it is smaller than the sum of its proper divisors (10746006).

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

9938154 is a wasteful number, since it uses less digits than its factorization.

9938154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686.

The product of its digits is 38880, while the sum is 39.

The square root of 9938154 is about 3152.4837826704. The cubic root of 9938154 is about 214.9984063340.

The spelling of 9938154 in words is "nine million, nine hundred thirty-eight thousand, one hundred fifty-four".