219329085 has 16 divisors (see below), whose sum is σ = 351227520. Its totient is φ = 116875200.

The previous prime is 219329069. The next prime is 219329093. The reversal of 219329085 is 580923912.

219329085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 219329085 - 2⁴ = 219329069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13896 + ... + 25134.

It is an arithmetic number, because the mean of its divisors is an integer number (21951720).

Almost surely, 2^219329085 is an apocalyptic number.

It is an amenable number.

219329085 is a deficient number, since it is larger than the sum of its proper divisors (131898435).

219329085 is a wasteful number, since it uses less digits than its factorization.

219329085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12548.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 219329085 is about 14809.7631648855. The cubic root of 219329085 is about 603.0667841292.

The spelling of 219329085 in words is "two hundred nineteen million, three hundred twenty-nine thousand, eighty-five".