216829792 has 12 divisors (see below), whose sum is σ = 426883716. Its totient is φ = 108414880.

The previous prime is 216829787. The next prime is 216829817. The reversal of 216829792 is 297928612.

216829792 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387934 + ... + 3387997.

It is an arithmetic number, because the mean of its divisors is an integer number (35573643).

Almost surely, 2^216829792 is an apocalyptic number.

It is an amenable number.

216829792 is a deficient number, since it is larger than the sum of its proper divisors (210053924).

216829792 is an equidigital number, since it uses as much as digits as its factorization.

216829792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775941 (or 6775933 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The square root of 216829792 is about 14725.1414933779. The cubic root of 216829792 is about 600.7673441458.

The spelling of 216829792 in words is "two hundred sixteen million, eight hundred twenty-nine thousand, seven hundred ninety-two".