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2422 = 27173

2422 has 8 divisors (see below), whose sum is σ = 4176. Its totient is φ = 1032.

The previous prime is 2417. The next prime is 2423. The reversal of 2422 is 2242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 8, base 12 and base 13.

It is a nialpdrome in base 14 and base 16.

It is a zygodrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 2399 and 2408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423) by changing a digit.

2422 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73 + ... + 100.

It is an arithmetic number, because the mean of its divisors is an integer number (522).

2422 is a deficient number, since it is larger than the sum of its proper divisors (1754).

2422 is a wasteful number, since it uses less digits than its factorization.

2422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182.

The product of its digits is 32, while the sum is 10.

The square root of 2422 is about 49.2138191975. The cubic root of 2422 is about 13.4294444236.

Adding to 2422 its reverse (2242), we get a palindrome (4664).

It can be divided in two parts, 242 and 2, that multiplied together give a palindrome (484).

The spelling of 2422 in words is "two thousand, four hundred twenty-two", and thus it is an iban number.

Divisors: 1 2 7 14 173 346 1211 2422