162306 has 24 divisors (see below), whose sum is σ = 359424. Its totient is φ = 52920.

The previous prime is 162293. The next prime is 162343. The reversal of 162306 is 603261.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 in 11 ways as a sum of consecutive naturals, for example, 1215 + ... + 1341.

It is an arithmetic number, because the mean of its divisors is an integer number (14976).

2¹⁶²³⁰⁶ is an apocalyptic number.

162306 is an abundant number, since it is smaller than the sum of its proper divisors (197118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162306 is a wasteful number, since it uses less digits than its factorization.

162306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 162306 is about 402.8721881689. The cubic root of 162306 is about 54.5479195856.

Adding to 162306 its reverse (603261), we get a palindrome (765567).

The spelling of 162306 in words is "one hundred sixty-two thousand, three hundred six".