9298138 has 4 divisors (see below), whose sum is σ = 13947210. Its totient is φ = 4649068.

The previous prime is 9298117. The next prime is 9298153. The reversal of 9298138 is 8318929.

9298138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8318929 = 107 ⋅77747.

It can be written as a sum of positive squares in only one way, i.e., 5349969 + 3948169 = 2313^2 + 1987^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 9298138.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2324533 + ... + 2324536.

Almost surely, 2^9298138 is an apocalyptic number.

9298138 is a deficient number, since it is larger than the sum of its proper divisors (4649072).

9298138 is a wasteful number, since it uses less digits than its factorization.

9298138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4649071.

The product of its digits is 31104, while the sum is 40.

The square root of 9298138 is about 3049.2848341865. The cubic root of 9298138 is about 210.2803361097.

The spelling of 9298138 in words is "nine million, two hundred ninety-eight thousand, one hundred thirty-eight".