9139372 has 36 divisors (see below), whose sum is σ = 18366768. Its totient is φ = 3968800.

The previous prime is 9139369. The next prime is 9139391. The reversal of 9139372 is 2739319.

9139372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10722 + ... + 11542.

It is an arithmetic number, because the mean of its divisors is an integer number (510188).

Almost surely, 2^9139372 is an apocalyptic number.

9139372 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

9139372 is an abundant number, since it is smaller than the sum of its proper divisors (9227396).

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

9139372 is a wasteful number, since it uses less digits than its factorization.

9139372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870 (or 857 counting only the distinct ones).

The product of its digits is 10206, while the sum is 34.

The square root of 9139372 is about 3023.1394278134. The cubic root of 9139372 is about 209.0766108800.

The spelling of 9139372 in words is "nine million, one hundred thirty-nine thousand, three hundred seventy-two".