9938258 has 16 divisors (see below), whose sum is σ = 16395264. Its totient is φ = 4480560.

The previous prime is 9938249. The next prime is 9938263. The reversal of 9938258 is 8528399.

9938258 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016 + ... + 4572.

It is an arithmetic number, because the mean of its divisors is an integer number (1024704).

Almost surely, 2^9938258 is an apocalyptic number.

9938258 is a deficient number, since it is larger than the sum of its proper divisors (6457006).

9938258 is a wasteful number, since it uses less digits than its factorization.

9938258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3697.

The product of its digits is 155520, while the sum is 44.

The square root of 9938258 is about 3152.5002775575. The cubic root of 9938258 is about 214.9991562974. Note that the first 3 decimals are identical.

The spelling of 9938258 in words is "nine million, nine hundred thirty-eight thousand, two hundred fifty-eight".