424522164 has 96 divisors (see below), whose sum is σ = 1175319936. Its totient is φ = 117780480.

The previous prime is 424522157. The next prime is 424522193. The reversal of 424522164 is 461225424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80472 + ... + 85584.

It is an arithmetic number, because the mean of its divisors is an integer number (12242916).

Almost surely, 2^424522164 is an apocalyptic number.

424522164 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424522164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587659968).

424522164 is an abundant number, since it is smaller than the sum of its proper divisors (750797772).

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

424522164 is a wasteful number, since it uses less digits than its factorization.

424522164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5185 (or 5183 counting only the distinct ones).

The product of its digits is 15360, while the sum is 30.

The square root of 424522164 is about 20603.9356434638. The cubic root of 424522164 is about 751.5654201177.

Adding to 424522164 its reverse (461225424), we get a palindrome (885747588).

The spelling of 424522164 in words is "four hundred twenty-four million, five hundred twenty-two thousand, one hundred sixty-four".