68522 has 4 divisors (see below), whose sum is σ = 102786. Its totient is φ = 34260.

The previous prime is 68521. The next prime is 68531. The reversal of 68522 is 22586.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 36481 + 32041 = 191^2 + 179^2 .

It is not an unprimeable number, because it can be changed into a prime (68521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17129 + ... + 17132.

2⁶⁸⁵²² is an apocalyptic number.

68522 is a deficient number, since it is larger than the sum of its proper divisors (34264).

68522 is a wasteful number, since it uses less digits than its factorization.

68522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34263.

The product of its digits is 960, while the sum is 23.

The square root of 68522 is about 261.7670720316. The cubic root of 68522 is about 40.9207272547.

It can be divided in two parts, 685 and 22, that added together give a palindrome (707).

The spelling of 68522 in words is "sixty-eight thousand, five hundred twenty-two".