184138 has 8 divisors (see below), whose sum is σ = 288288. Its totient is φ = 88044.

The previous prime is 184133. The next prime is 184153. The reversal of 184138 is 831481.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (184133) 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, 1956 + ... + 2047.

It is an arithmetic number, because the mean of its divisors is an integer number (36036).

2¹⁸⁴¹³⁸ is an apocalyptic number.

184138 is a deficient number, since it is larger than the sum of its proper divisors (104150).

184138 is a wasteful number, since it uses less digits than its factorization.

184138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4028.

The product of its digits is 768, while the sum is 25.

The square root of 184138 is about 429.1130387206. The cubic root of 184138 is about 56.8915553786.

The spelling of 184138 in words is "one hundred eighty-four thousand, one hundred thirty-eight".