219142216 has 16 divisors (see below), whose sum is σ = 412041600. Its totient is φ = 109264464.

The previous prime is 219142213. The next prime is 219142249. The reversal of 219142216 is 612241912.

It is not an unprimeable number, because it can be changed into a prime (219142213) by changing a digit.

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, 35280 + ... + 41023.

It is an arithmetic number, because the mean of its divisors is an integer number (25752600).

Almost surely, 2^219142216 is an apocalyptic number.

It is an amenable number.

219142216 is a deficient number, since it is larger than the sum of its proper divisors (192899384).

219142216 is a wasteful number, since it uses less digits than its factorization.

219142216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76668 (or 76664 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 219142216 is about 14803.4528404693. The cubic root of 219142216 is about 602.8954639304.

The spelling of 219142216 in words is "two hundred nineteen million, one hundred forty-two thousand, two hundred sixteen".