424020442422 has 32 divisors (see below), whose sum is σ = 898529004000. Its totient is φ = 132936634368.

The previous prime is 424020442357. The next prime is 424020442463. The reversal of 424020442422 is 224244020424.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 424020442422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1244047 + ... + 1547802.

It is an arithmetic number, because the mean of its divisors is an integer number (28079031375).

Almost surely, 2^424020442422 is an apocalyptic number.

424020442422 is an abundant number, since it is smaller than the sum of its proper divisors (474508561578).

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

424020442422 is a wasteful number, since it uses less digits than its factorization.

424020442422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2793360.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 424020442422 its reverse (224244020424), we get a palindrome (648264462846).

The spelling of 424020442422 in words is "four hundred twenty-four billion, twenty million, four hundred forty-two thousand, four hundred twenty-two".