423438176 has 144 divisors (see below), whose sum is σ = 1049674752. Its totient is φ = 164505600.

The previous prime is 423438163. The next prime is 423438187. The reversal of 423438176 is 671834324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2006711 + ... + 2006921.

It is an arithmetic number, because the mean of its divisors is an integer number (7289408).

Almost surely, 2^423438176 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 423438176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (524837376).

423438176 is an abundant number, since it is smaller than the sum of its proper divisors (626236576).

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

423438176 is a wasteful number, since it uses less digits than its factorization.

423438176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293 (or 268 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 423438176 is about 20577.6134670666. The cubic root of 423438176 is about 750.9251847601.

The spelling of 423438176 in words is "four hundred twenty-three million, four hundred thirty-eight thousand, one hundred seventy-six".