159622 has 4 divisors (see below), whose sum is σ = 239436. Its totient is φ = 79810.

The previous prime is 159617. The next prime is 159623. The reversal of 159622 is 226951.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 226951 = 31 ⋅7321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39904 + ... + 39907.

It is an arithmetic number, because the mean of its divisors is an integer number (59859).

2¹⁵⁹⁶²² is an apocalyptic number.

159622 is a deficient number, since it is larger than the sum of its proper divisors (79814).

159622 is an equidigital number, since it uses as much as digits as its factorization.

159622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79813.

The product of its digits is 1080, while the sum is 25.

The square root of 159622 is about 399.5272205995. The cubic root of 159622 is about 54.2455665429.

The spelling of 159622 in words is "one hundred fifty-nine thousand, six hundred twenty-two".