9139308 has 24 divisors (see below), whose sum is σ = 21619248. Its totient is φ = 3004416.

The previous prime is 9139297. The next prime is 9139309. The reversal of 9139308 is 8039319.

9139308 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (9139309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4341 + ... + 6092.

It is an arithmetic number, because the mean of its divisors is an integer number (900802).

Almost surely, 2^9139308 is an apocalyptic number.

It is an amenable number.

9139308 is an abundant number, since it is smaller than the sum of its proper divisors (12479940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9139308 is a wasteful number, since it uses less digits than its factorization.

9139308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10513 (or 10511 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 9139308 is about 3023.1288427720. The cubic root of 9139308 is about 209.0761228474.

The spelling of 9139308 in words is "nine million, one hundred thirty-nine thousand, three hundred eight".