108722 has 4 divisors (see below), whose sum is σ = 163086. Its totient is φ = 54360.

The previous prime is 108709. The next prime is 108727. The reversal of 108722 is 227801.

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., 89401 + 19321 = 299^2 + 139^2 .

It is a junction number, because it is equal to n+sod(n) for n = 108694 and 108703.

It is not an unprimeable number, because it can be changed into a prime (108727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27179 + ... + 27182.

2¹⁰⁸⁷²² is an apocalyptic number.

108722 is a deficient number, since it is larger than the sum of its proper divisors (54364).

108722 is an equidigital number, since it uses as much as digits as its factorization.

108722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54363.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 108722 is about 329.7301927334. The cubic root of 108722 is about 47.7279166545.

The spelling of 108722 in words is "one hundred eight thousand, seven hundred twenty-two".