432001422 has 48 divisors (see below), whose sum is σ = 959662080. Its totient is φ = 140401296.

The previous prime is 432001421. The next prime is 432001439. The reversal of 432001422 is 224100234.

432001422 is a `hidden beast` number, since 43 + 200 + 1 + 422 = 666.

It is a super-2 number, since 2×432001422² = 373250457220044168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 432001395 and 432001404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432001421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133273 + ... + 136475.

It is an arithmetic number, because the mean of its divisors is an integer number (19992960).

Almost surely, 2^432001422 is an apocalyptic number.

432001422 is an abundant number, since it is smaller than the sum of its proper divisors (527660658).

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

432001422 is a wasteful number, since it uses less digits than its factorization.

432001422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3397 (or 3394 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 432001422 is about 20784.6438988018. The cubic root of 432001422 is about 755.9534593840.

Adding to 432001422 its reverse (224100234), we get a palindrome (656101656).

The spelling of 432001422 in words is "four hundred thirty-two million, one thousand, four hundred twenty-two".