163427 has 8 divisors (see below), whose sum is σ = 181440. Its totient is φ = 145960.

The previous prime is 163417. The next prime is 163433. The reversal of 163427 is 724361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163427 - 2⁴ = 163411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163417) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 824 + ... + 1002.

It is an arithmetic number, because the mean of its divisors is an integer number (22680).

2¹⁶³⁴²⁷ is an apocalyptic number.

163427 is a deficient number, since it is larger than the sum of its proper divisors (18013).

163427 is a wasteful number, since it uses less digits than its factorization.

163427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273.

The product of its digits is 1008, while the sum is 23.

The square root of 163427 is about 404.2610542706. The cubic root of 163427 is about 54.6732137376.

Adding to 163427 its reverse (724361), we get a palindrome (887788).

It can be divided in two parts, 1634 and 27, that added together give a palindrome (1661).

The spelling of 163427 in words is "one hundred sixty-three thousand, four hundred twenty-seven".