216033532 has 24 divisors (see below), whose sum is σ = 444154032. Its totient is φ = 90643200.

The previous prime is 216033523. The next prime is 216033533. The reversal of 216033532 is 235330612.

It is a happy number.

216033532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 216033497 and 216033506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216033533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188269 + ... + 189412.

It is an arithmetic number, because the mean of its divisors is an integer number (18506418).

Almost surely, 2^216033532 is an apocalyptic number.

216033532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

216033532 is an abundant number, since it is smaller than the sum of its proper divisors (228120500).

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

216033532 is a wasteful number, since it uses less digits than its factorization.

216033532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377709 (or 377707 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 216033532 is about 14698.0791942349. The cubic root of 216033532 is about 600.0310465416.

The spelling of 216033532 in words is "two hundred sixteen million, thirty-three thousand, five hundred thirty-two".