219422424 has 32 divisors (see below), whose sum is σ = 590753520. Its totient is φ = 67514496.

The previous prime is 219422419. The next prime is 219422449. The reversal of 219422424 is 424224912.

It is a junction number, because it is equal to n+sod(n) for n = 219422391 and 219422400.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 351327 + ... + 351950.

Almost surely, 2^219422424 is an apocalyptic number.

219422424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

219422424 is an abundant number, since it is smaller than the sum of its proper divisors (371331096).

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

219422424 is a wasteful number, since it uses less digits than its factorization.

219422424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703299 (or 703295 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 219422424 is about 14812.9140954776. The cubic root of 219422424 is about 603.1523202350.

The spelling of 219422424 in words is "two hundred nineteen million, four hundred twenty-two thousand, four hundred twenty-four".