68534 has 4 divisors (see below), whose sum is σ = 102804. Its totient is φ = 34266.

The previous prime is 68531. The next prime is 68539. The reversal of 68534 is 43586.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17132 + ... + 17135.

It is an arithmetic number, because the mean of its divisors is an integer number (25701).

2⁶⁸⁵³⁴ is an apocalyptic number.

68534 is a deficient number, since it is larger than the sum of its proper divisors (34270).

68534 is a wasteful number, since it uses less digits than its factorization.

68534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34269.

The product of its digits is 2880, while the sum is 26.

The square root of 68534 is about 261.7899921693. The cubic root of 68534 is about 40.9231158796.

The spelling of 68534 in words is "sixty-eight thousand, five hundred thirty-four".