9213838 has 8 divisors (see below), whose sum is σ = 14081688. Its totient is φ = 4519944.

The previous prime is 9213829. The next prime is 9213839. The reversal of 9213838 is 8383129.

9213838 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (9213839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43356 + ... + 43567.

It is an arithmetic number, because the mean of its divisors is an integer number (1760211).

Almost surely, 2^9213838 is an apocalyptic number.

9213838 is a deficient number, since it is larger than the sum of its proper divisors (4867850).

9213838 is a wasteful number, since it uses less digits than its factorization.

9213838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86978.

The product of its digits is 10368, while the sum is 34.

The square root of 9213838 is about 3035.4304472348. The cubic root of 9213838 is about 209.6429154545.

The spelling of 9213838 in words is "nine million, two hundred thirteen thousand, eight hundred thirty-eight".