162009328 has 40 divisors (see below), whose sum is σ = 340755968. Its totient is φ = 74172672.

The previous prime is 162009319. The next prime is 162009349. The reversal of 162009328 is 823900261.

It is a self number, because there is not a number n which added to its sum of digits gives 162009328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23350 + ... + 29482.

Almost surely, 2^162009328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162009328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170377984).

162009328 is an abundant number, since it is smaller than the sum of its proper divisors (178746640).

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

162009328 is a wasteful number, since it uses less digits than its factorization.

162009328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281 (or 6275 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 162009328 is about 12728.2884945306. The cubic root of 162009328 is about 545.1466406741.

Adding to 162009328 its reverse (823900261), we get a palindrome (985909589).

The spelling of 162009328 in words is "one hundred sixty-two million, nine thousand, three hundred twenty-eight".