105422 has 4 divisors (see below), whose sum is σ = 158136. Its totient is φ = 52710.

The previous prime is 105407. The next prime is 105437. The reversal of 105422 is 224501.

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

It is an interprime number because it is at equal distance from previous prime (105407) and next prime (105437).

It is a super-2 number, since 2×105422² = 22227596168, which contains 22 as substring.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 105397 and 105406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26354 + ... + 26357.

It is an arithmetic number, because the mean of its divisors is an integer number (39534).

2¹⁰⁵⁴²² is an apocalyptic number.

105422 is a deficient number, since it is larger than the sum of its proper divisors (52714).

105422 is an equidigital number, since it uses as much as digits as its factorization.

105422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52713.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 105422 is about 324.6875421078. The cubic root of 105422 is about 47.2400574435.

Adding to 105422 its reverse (224501), we get a palindrome (329923).

The spelling of 105422 in words is "one hundred five thousand, four hundred twenty-two".