162009882 has 40 divisors (see below), whose sum is σ = 367646400. Its totient is φ = 53315496.

The previous prime is 162009763. The next prime is 162009889. The reversal of 162009882 is 288900261.

162009882 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (162009889) 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 19 ways as a sum of consecutive naturals, for example, 6469 + ... + 19127.

It is an arithmetic number, because the mean of its divisors is an integer number (9191160).

Almost surely, 2^162009882 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162009882, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183823200).

162009882 is an abundant number, since it is smaller than the sum of its proper divisors (205636518).

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

162009882 is a wasteful number, since it uses less digits than its factorization.

162009882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12752 (or 12743 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 162009882 is about 12728.3102570608. The cubic root of 162009882 is about 545.1472620599.

The spelling of 162009882 in words is "one hundred sixty-two million, nine thousand, eight hundred eighty-two".