8122 has 8 divisors (see below), whose sum is σ = 12672. Its totient is φ = 3900.
The previous prime is 8117. The next prime is 8123. The reversal of 8122 is 2218.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8123) 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, 4 + ... + 127.
It is an arithmetic number, because the mean of its divisors is an integer number (1584).
28122 is an apocalyptic number.
8122 is a deficient number, since it is larger than the sum of its proper divisors (4550).
8122 is a wasteful number, since it uses less digits than its factorization.
8122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164.
The product of its digits is 32, while the sum is 13.
The square root of 8122 is about 90.1221393443. The cubic root of 8122 is about 20.1011541956.
The spelling of 8122 in words is "eight thousand, one hundred twenty-two".
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