216353327 has 4 divisors (see below), whose sum is σ = 216386040. Its totient is φ = 216320616.

The previous prime is 216353321. The next prime is 216353329. The reversal of 216353327 is 723353612.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 216353327 - 2¹⁰ = 216352303 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 216353293 and 216353302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216353321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552 + ... + 20957.

It is an arithmetic number, because the mean of its divisors is an integer number (54096510).

Almost surely, 2^216353327 is an apocalyptic number.

216353327 is a deficient number, since it is larger than the sum of its proper divisors (32713).

216353327 is an equidigital number, since it uses as much as digits as its factorization.

216353327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32712.

The product of its digits is 22680, while the sum is 32.

The square root of 216353327 is about 14708.9539736856. The cubic root of 216353327 is about 600.3269764080.

The spelling of 216353327 in words is "two hundred sixteen million, three hundred fifty-three thousand, three hundred twenty-seven".