188534 has 8 divisors (see below), whose sum is σ = 285768. Its totient is φ = 93280.

The previous prime is 188533. The next prime is 188563. The reversal of 188534 is 435881.

188534 is digitally balanced in base 2 and base 3, because in such bases 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 plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 188497 and 188506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (188533) 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, 227 + ... + 654.

It is an arithmetic number, because the mean of its divisors is an integer number (35721).

2¹⁸⁸⁵³⁴ is an apocalyptic number.

188534 is a deficient number, since it is larger than the sum of its proper divisors (97234).

188534 is a wasteful number, since it uses less digits than its factorization.

188534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990.

The product of its digits is 3840, while the sum is 29.

The square root of 188534 is about 434.2050206987. The cubic root of 188534 is about 57.3407312730.

The spelling of 188534 in words is "one hundred eighty-eight thousand, five hundred thirty-four".