219568234 has 8 divisors (see below), whose sum is σ = 337011840. Its totient is φ = 107230956.

The previous prime is 219568211. The next prime is 219568273. The reversal of 219568234 is 432865912.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1276474 + ... + 1276645.

It is an arithmetic number, because the mean of its divisors is an integer number (42126480).

Almost surely, 2^219568234 is an apocalyptic number.

219568234 is a deficient number, since it is larger than the sum of its proper divisors (117443606).

219568234 is a wasteful number, since it uses less digits than its factorization.

219568234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553164.

The product of its digits is 103680, while the sum is 40.

The square root of 219568234 is about 14817.8349970568. The cubic root of 219568234 is about 603.2858923725.

The spelling of 219568234 in words is "two hundred nineteen million, five hundred sixty-eight thousand, two hundred thirty-four".