9638842 has 8 divisors (see below), whose sum is σ = 14547456. Its totient is φ = 4789692.

The previous prime is 9638831. The next prime is 9638851. The reversal of 9638842 is 2488369.

9638842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 9638795 and 9638804.

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, 14458 + ... + 15109.

It is an arithmetic number, because the mean of its divisors is an integer number (1818432).

Almost surely, 2^9638842 is an apocalyptic number.

9638842 is a deficient number, since it is larger than the sum of its proper divisors (4908614).

9638842 is a wasteful number, since it uses less digits than its factorization.

9638842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29732.

The product of its digits is 82944, while the sum is 40.

The square root of 9638842 is about 3104.6484503080. The cubic root of 9638842 is about 212.8179655108.

The spelling of 9638842 in words is "nine million, six hundred thirty-eight thousand, eight hundred forty-two".