9427138 has 32 divisors (see below), whose sum is σ = 16744320. Its totient is φ = 3897600.

The previous prime is 9427133. The next prime is 9427151. The reversal of 9427138 is 8317249.

9427138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9427133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83370 + ... + 83482.

It is an arithmetic number, because the mean of its divisors is an integer number (523260).

Almost surely, 2^9427138 is an apocalyptic number.

9427138 is a deficient number, since it is larger than the sum of its proper divisors (7317182).

9427138 is a wasteful number, since it uses less digits than its factorization.

9427138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282.

The product of its digits is 12096, while the sum is 34.

The square root of 9427138 is about 3070.3644734787. The cubic root of 9427138 is about 211.2483318613.

The spelling of 9427138 in words is "nine million, four hundred twenty-seven thousand, one hundred thirty-eight".