19022 has 4 divisors (see below), whose sum is σ = 28536.
Its totient is φ = 9510.
The previous prime is 19013. The next prime is 19031. The reversal of 19022 is 22091.
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 (19013) and next prime (19031).
It is a nialpdrome in base 13.
It is a junction number, because it is equal to n+sod(n) for n = 18988 and 19006.
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, 4754 + ... + 4757.
It is an arithmetic number, because the mean of its divisors is an integer number (7134).
219022 is an apocalyptic number.
19022 is a deficient number, since it is larger than the sum of its proper divisors (9514).
19022 is an equidigital number, since it uses as much as digits as its factorization.
19022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9513.
The product of its (nonzero) digits is 36, while the sum is 14.
The square root of 19022 is about 137.9202668211.
The cubic root of 19022 is about 26.6943116088.
It can be divided in two parts, 190 and 22, that added together give a palindrome (212).
The spelling of 19022 in words is "nineteen thousand, twenty-two".