219295968 has 48 divisors (see below), whose sum is σ = 576462096. Its totient is φ = 72995840.

The previous prime is 219295957. The next prime is 219295981. The reversal of 219295968 is 869592912.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 219295968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100780 + ... + 102932.

It is an arithmetic number, because the mean of its divisors is an integer number (12009627).

Almost surely, 2^219295968 is an apocalyptic number.

It is an amenable number.

219295968 is an abundant number, since it is smaller than the sum of its proper divisors (357166128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

219295968 is a wasteful number, since it uses less digits than its factorization.

219295968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227 (or 3219 counting only the distinct ones).

The product of its digits is 699840, while the sum is 51.

The square root of 219295968 is about 14808.6450426769. The cubic root of 219295968 is about 603.0364297906.

The spelling of 219295968 in words is "two hundred nineteen million, two hundred ninety-five thousand, nine hundred sixty-eight".