9138854 has 8 divisors (see below), whose sum is σ = 13723560. Its totient is φ = 4564336.

The previous prime is 9138853. The next prime is 9138863. The reversal of 9138854 is 4588319.

9138854 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 an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9138851) 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, 362 + ... + 4290.

It is an arithmetic number, because the mean of its divisors is an integer number (1715445).

Almost surely, 2^9138854 is an apocalyptic number.

9138854 is a deficient number, since it is larger than the sum of its proper divisors (4584706).

9138854 is a wasteful number, since it uses less digits than its factorization.

9138854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5094.

The product of its digits is 34560, while the sum is 38.

The square root of 9138854 is about 3023.0537540705. The cubic root of 9138854 is about 209.0726608007.

The spelling of 9138854 in words is "nine million, one hundred thirty-eight thousand, eight hundred fifty-four".