422159 has 4 divisors (see below), whose sum is σ = 428016. Its totient is φ = 416304.

The previous prime is 422141. The next prime is 422183. The reversal of 422159 is 951224.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422129) 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, 2819 + ... + 2964.

It is an arithmetic number, because the mean of its divisors is an integer number (107004).

2⁴²²¹⁵⁹ is an apocalyptic number.

422159 is a deficient number, since it is larger than the sum of its proper divisors (5857).

422159 is an equidigital number, since it uses as much as digits as its factorization.

422159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856.

The product of its digits is 720, while the sum is 23.

The square root of 422159 is about 649.7376393591. The cubic root of 422159 is about 75.0168258546.

It can be divided in two parts, 42215 and 9, that added together give a palindrome (42224).

The spelling of 422159 in words is "four hundred twenty-two thousand, one hundred fifty-nine".