138334 has 16 divisors (see below), whose sum is σ = 243936. Its totient is φ = 57600.

The previous prime is 138323. The next prime is 138337. The reversal of 138334 is 433831.

138334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138337) 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, 454 + ... + 694.

It is an arithmetic number, because the mean of its divisors is an integer number (15246).

2¹³⁸³³⁴ is an apocalyptic number.

138334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

138334 is a deficient number, since it is larger than the sum of its proper divisors (105602).

138334 is a wasteful number, since it uses less digits than its factorization.

138334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291.

The product of its digits is 864, while the sum is 22.

The square root of 138334 is about 371.9327896274. The cubic root of 138334 is about 51.7181496311.

The spelling of 138334 in words is "one hundred thirty-eight thousand, three hundred thirty-four".