216441124 has 12 divisors (see below), whose sum is σ = 380472064. Its totient is φ = 107734824.

The previous prime is 216441107. The next prime is 216441133. The reversal of 216441124 is 421144612.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120432 + ... + 122215.

Almost surely, 2^216441124 is an apocalyptic number.

It is an amenable number.

216441124 is a deficient number, since it is larger than the sum of its proper divisors (164030940).

216441124 is a wasteful number, since it uses less digits than its factorization.

216441124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242874 (or 242872 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 216441124 is about 14711.9381456013. The cubic root of 216441124 is about 600.4081704134.

Adding to 216441124 its reverse (421144612), we get a palindrome (637585736).

The spelling of 216441124 in words is "two hundred sixteen million, four hundred forty-one thousand, one hundred twenty-four".