9396638 has 8 divisors (see below), whose sum is σ = 14581080. Its totient is φ = 4536280.

The previous prime is 9396619. The next prime is 9396701. The reversal of 9396638 is 8366939.

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

It is a super-4 number, since 4×9396638⁴ (a number of 29 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 80948 + ... + 81063.

It is an arithmetic number, because the mean of its divisors is an integer number (1822635).

Almost surely, 2^9396638 is an apocalyptic number.

9396638 is a deficient number, since it is larger than the sum of its proper divisors (5184442).

9396638 is a wasteful number, since it uses less digits than its factorization.

9396638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162042.

The product of its digits is 209952, while the sum is 44.

The square root of 9396638 is about 3065.3936125725. The cubic root of 9396638 is about 211.0202656426.

The spelling of 9396638 in words is "nine million, three hundred ninety-six thousand, six hundred thirty-eight".