424102224 has 160 divisors (see below), whose sum is σ = 1359468544. Its totient is φ = 110937600.

The previous prime is 424102223. The next prime is 424102229. The reversal of 424102224 is 422201424.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 424102224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424102223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 659247 + ... + 659889.

Almost surely, 2^424102224 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 424102224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (679734272).

424102224 is an abundant number, since it is smaller than the sum of its proper divisors (935366320).

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

424102224 is a wasteful number, since it uses less digits than its factorization.

424102224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825 (or 819 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 424102224 is about 20593.7423505297. The cubic root of 424102224 is about 751.3175206084.

Adding to 424102224 its reverse (422201424), we get a palindrome (846303648).

The spelling of 424102224 in words is "four hundred twenty-four million, one hundred two thousand, two hundred twenty-four".