216532162 has 96 divisors (see below), whose sum is σ = 442181376. Its totient is φ = 77552640.

The previous prime is 216532159. The next prime is 216532181. The reversal of 216532162 is 261235612.

It is a self number, because there is not a number n which added to its sum of digits gives 216532162.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2102203 + ... + 2102305.

It is an arithmetic number, because the mean of its divisors is an integer number (4606056).

Almost surely, 2^216532162 is an apocalyptic number.

216532162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

216532162 is an abundant number, since it is smaller than the sum of its proper divisors (225649214).

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

216532162 is a wasteful number, since it uses less digits than its factorization.

216532162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 213 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 216532162 is about 14715.0318382258. The cubic root of 216532162 is about 600.4923384868.

Adding to 216532162 its reverse (261235612), we get a palindrome (477767774).

The spelling of 216532162 in words is "two hundred sixteen million, five hundred thirty-two thousand, one hundred sixty-two".