42216024 has 64 divisors (see below), whose sum is σ = 113731200. Its totient is φ = 13015296.

The previous prime is 42216023. The next prime is 42216029. The reversal of 42216024 is 42061224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42216023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18532 + ... + 20684.

It is an arithmetic number, because the mean of its divisors is an integer number (1777050).

Almost surely, 2^42216024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42216024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56865600).

42216024 is an abundant number, since it is smaller than the sum of its proper divisors (71515176).

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

42216024 is a wasteful number, since it uses less digits than its factorization.

42216024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224 (or 2220 counting only the distinct ones).

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

The square root of 42216024 is about 6497.3859358976. The cubic root of 42216024 is about 348.1976021371.

Adding to 42216024 its reverse (42061224), we get a palindrome (84277248).

The spelling of 42216024 in words is "forty-two million, two hundred sixteen thousand, twenty-four".