216832319 has 8 divisors (see below), whose sum is σ = 237230208. Its totient is φ = 196548760.

The previous prime is 216832309. The next prime is 216832337. The reversal of 216832319 is 913238612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 216832319 - 2¹² = 216828223 is a prime.

It is a super-2 number, since 2×216832319² = 94032509125835522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216832309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24587 + ... + 32220.

It is an arithmetic number, because the mean of its divisors is an integer number (29653776).

Almost surely, 2^216832319 is an apocalyptic number.

216832319 is a deficient number, since it is larger than the sum of its proper divisors (20397889).

216832319 is a wasteful number, since it uses less digits than its factorization.

216832319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57165.

The product of its digits is 15552, while the sum is 35.

The square root of 216832319 is about 14725.2272987550. The cubic root of 216832319 is about 600.7696779782.

The spelling of 216832319 in words is "two hundred sixteen million, eight hundred thirty-two thousand, three hundred nineteen".