9328138 has 8 divisors (see below), whose sum is σ = 14815332. Its totient is φ = 4389696.

The previous prime is 9328129. The next prime is 9328157. The reversal of 9328138 is 8318239.

It can be written as a sum of positive squares in 2 ways, for example, as 7656289 + 1671849 = 2767^2 + 1293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 274357 = 9328138 / (9 + 3 + 2 + 8 + 1 + 3 + 8).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137145 + ... + 137212.

Almost surely, 2^9328138 is an apocalyptic number.

9328138 is a deficient number, since it is larger than the sum of its proper divisors (5487194).

9328138 is a wasteful number, since it uses less digits than its factorization.

9328138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274376.

The product of its digits is 10368, while the sum is 34.

The square root of 9328138 is about 3054.2000589352. The cubic root of 9328138 is about 210.5062464882.

The spelling of 9328138 in words is "nine million, three hundred twenty-eight thousand, one hundred thirty-eight".