42224016 has 20 divisors (see below), whose sum is σ = 109078832. Its totient is φ = 14074656.

The previous prime is 42223997. The next prime is 42224033. The reversal of 42224016 is 61042224.

It is a junction number, because it is equal to n+sod(n) for n = 42223983 and 42224001.

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, 439786 + ... + 439881.

Almost surely, 2^42224016 is an apocalyptic number.

It is an amenable number.

42224016 is an abundant number, since it is smaller than the sum of its proper divisors (66854816).

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

42224016 is a wasteful number, since it uses less digits than its factorization.

42224016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879678 (or 879672 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 42224016 is about 6498.0009233610. Note that the first 3 decimals coincide. The cubic root of 42224016 is about 348.2195734123.

The spelling of 42224016 in words is "forty-two million, two hundred twenty-four thousand, sixteen".