9329638 has 4 divisors (see below), whose sum is σ = 13994460. Its totient is φ = 4664818.

The previous prime is 9329633. The next prime is 9329647. The reversal of 9329638 is 8369239.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8369239 = 701 ⋅11939.

It is a super-2 number, since 2×9329638² = 174084290422088, which contains 22 as substring.

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 9329638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9329633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2332408 + ... + 2332411.

It is an arithmetic number, because the mean of its divisors is an integer number (3498615).

Almost surely, 2^9329638 is an apocalyptic number.

9329638 is a deficient number, since it is larger than the sum of its proper divisors (4664822).

9329638 is a wasteful number, since it uses less digits than its factorization.

9329638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4664821.

The product of its digits is 69984, while the sum is 40.

The square root of 9329638 is about 3054.4456125458. The cubic root of 9329638 is about 210.5175292846.

The spelling of 9329638 in words is "nine million, three hundred twenty-nine thousand, six hundred thirty-eight".