216052032 has 56 divisors (see below), whose sum is σ = 653304256. Its totient is φ = 61728768.

The previous prime is 216052027. The next prime is 216052033. The reversal of 216052032 is 230250612.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216052033) 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, 79033 + ... + 81720.

Almost surely, 2^216052032 is an apocalyptic number.

It is an amenable number.

216052032 is an abundant number, since it is smaller than the sum of its proper divisors (437252224).

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

216052032 is a wasteful number, since it uses less digits than its factorization.

216052032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160775 (or 160765 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 216052032 is about 14698.7085146961. The cubic root of 216052032 is about 600.0481739098.

The spelling of 216052032 in words is "two hundred sixteen million, fifty-two thousand, thirty-two".