422117 has 4 divisors (see below), whose sum is σ = 425100. Its totient is φ = 419136.

The previous prime is 422113. The next prime is 422129. The reversal of 422117 is 711224.

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

It can be written as a sum of positive squares in 2 ways, for example, as 101761 + 320356 = 319^2 + 566^2 .

It is a cyclic number.

It is not a de Polignac number, because 422117 - 2² = 422113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422095 and 422104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422111) 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, 1268 + ... + 1565.

It is an arithmetic number, because the mean of its divisors is an integer number (106275).

2⁴²²¹¹⁷ is an apocalyptic number.

It is an amenable number.

422117 is a deficient number, since it is larger than the sum of its proper divisors (2983).

422117 is a wasteful number, since it uses less digits than its factorization.

422117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982.

The product of its digits is 112, while the sum is 17.

The square root of 422117 is about 649.7053178172. The cubic root of 422117 is about 75.0143379995.

The spelling of 422117 in words is "four hundred twenty-two thousand, one hundred seventeen", and thus it is an iban number.