228162164 has 12 divisors (see below), whose sum is σ = 399696864. Its totient is φ = 113963064.

The previous prime is 228162163. The next prime is 228162173. The reversal of 228162164 is 461261822.

It is a self number, because there is not a number n which added to its sum of digits gives 228162164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228162161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25082 + ... + 32945.

It is an arithmetic number, because the mean of its divisors is an integer number (33308072).

Almost surely, 2^228162164 is an apocalyptic number.

It is an amenable number.

228162164 is a deficient number, since it is larger than the sum of its proper divisors (171534700).

228162164 is a wasteful number, since it uses less digits than its factorization.

228162164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59014 (or 59012 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 228162164 is about 15105.0377027004. The cubic root of 228162164 is about 611.0562761401.

The spelling of 228162164 in words is "two hundred twenty-eight million, one hundred sixty-two thousand, one hundred sixty-four".