216603162 has 12 divisors (see below), whose sum is σ = 469306890. Its totient is φ = 72201048.

The previous prime is 216603157. The next prime is 216603181. The reversal of 216603162 is 261306612.

It can be written as a sum of positive squares in only one way, i.e., 175271121 + 41332041 = 13239^2 + 6429^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6016737 + ... + 6016772.

Almost surely, 2^216603162 is an apocalyptic number.

216603162 is an abundant number, since it is smaller than the sum of its proper divisors (252703728).

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

216603162 is a wasteful number, since it uses less digits than its factorization.

216603162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12033517 (or 12033514 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 216603162 is about 14717.4441395237. Note that the first 3 decimals coincide. The cubic root of 216603162 is about 600.5579642989.

Adding to 216603162 its reverse (261306612), we get a palindrome (477909774).

The spelling of 216603162 in words is "two hundred sixteen million, six hundred three thousand, one hundred sixty-two".