5422 has 4 divisors (see below), whose sum is σ = 8136. Its totient is φ = 2710.
The previous prime is 5419. The next prime is 5431. The reversal of 5422 is 2245.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2245 = 5 ⋅449.
It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a plaindrome in base 8.
It is a nialpdrome in base 10.
It is a congruent number.
It is an unprimeable 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 as a sum of consecutive naturals, namely, 1354 + ... + 1357.
It is an arithmetic number, because the mean of its divisors is an integer number (2034).
25422 is an apocalyptic number.
5422 is a deficient number, since it is larger than the sum of its proper divisors (2714).
5422 is a wasteful number, since it uses less digits than its factorization.
5422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2713.
The product of its digits is 80, while the sum is 13.
The square root of 5422 is about 73.6342311700. The cubic root of 5422 is about 17.5678994766.
Adding to 5422 its reverse (2245), we get a palindrome (7667).
The spelling of 5422 in words is "five thousand, four hundred twenty-two".
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