216089713 has 8 divisors (see below), whose sum is σ = 249506432. Its totient is φ = 183309696.

The previous prime is 216089693. The next prime is 216089719. The reversal of 216089713 is 317980612.

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 216089713 - 2⁵ = 216089681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216089719) 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, 158445 + ... + 159802.

It is an arithmetic number, because the mean of its divisors is an integer number (31188304).

Almost surely, 2^216089713 is an apocalyptic number.

It is an amenable number.

216089713 is a deficient number, since it is larger than the sum of its proper divisors (33416719).

216089713 is an equidigital number, since it uses as much as digits as its factorization.

216089713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318351.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 216089713 is about 14699.9902380920. The cubic root of 216089713 is about 600.0830560949.

The spelling of 216089713 in words is "two hundred sixteen million, eighty-nine thousand, seven hundred thirteen".