162660228 has 36 divisors (see below), whose sum is σ = 388625328. Its totient is φ = 52951920.

The previous prime is 162660191. The next prime is 162660229. The reversal of 162660228 is 822066261.

It is not an unprimeable number, because it can be changed into a prime (162660229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18523 + ... + 25853.

It is an arithmetic number, because the mean of its divisors is an integer number (10795148).

Almost surely, 2^162660228 is an apocalyptic number.

It is an amenable number.

162660228 is an abundant number, since it is smaller than the sum of its proper divisors (225965100).

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

162660228 is a wasteful number, since it uses less digits than its factorization.

162660228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7424 (or 7379 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 162660228 is about 12753.8318947679. The cubic root of 162660228 is about 545.8757382021.

The spelling of 162660228 in words is "one hundred sixty-two million, six hundred sixty thousand, two hundred twenty-eight".