9639412 has 12 divisors (see below), whose sum is σ = 17059140. Its totient is φ = 4765376.

The previous prime is 9639401. The next prime is 9639433. The reversal of 9639412 is 2149369.

9639412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4999696 + 4639716 = 2236^2 + 2154^2 .

It is a congruent number.

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, 13183 + ... + 13894.

It is an arithmetic number, because the mean of its divisors is an integer number (1421595).

Almost surely, 2^9639412 is an apocalyptic number.

It is an amenable number.

9639412 is a deficient number, since it is larger than the sum of its proper divisors (7419728).

9639412 is a wasteful number, since it uses less digits than its factorization.

9639412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27170 (or 27168 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 9639412 is about 3104.7402467839. The cubic root of 9639412 is about 212.8221604770.

The spelling of 9639412 in words is "nine million, six hundred thirty-nine thousand, four hundred twelve".