42224216 has 16 divisors (see below), whose sum is σ = 79704000. Its totient is φ = 20969824.

The previous prime is 42224207. The next prime is 42224227. The reversal of 42224216 is 61242224.

It is a junction number, because it is equal to n+sod(n) for n = 42224191 and 42224200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16520 + ... + 18903.

It is an arithmetic number, because the mean of its divisors is an integer number (4981500).

Almost surely, 2^42224216 is an apocalyptic number.

It is an amenable number.

42224216 is a deficient number, since it is larger than the sum of its proper divisors (37479784).

42224216 is a wasteful number, since it uses less digits than its factorization.

42224216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35578 (or 35574 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 42224216 is about 6498.0163126911. The cubic root of 42224216 is about 348.2201232085.

The spelling of 42224216 in words is "forty-two million, two hundred twenty-four thousand, two hundred sixteen".