432421132 has 48 divisors (see below), whose sum is σ = 893868192. Its totient is φ = 180449280.

The previous prime is 432421111. The next prime is 432421141. The reversal of 432421132 is 231124234.

It is a super-2 number, since 2×432421132² = 373976070800322848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108438 + ... + 112354.

It is an arithmetic number, because the mean of its divisors is an integer number (18622254).

Almost surely, 2^432421132 is an apocalyptic number.

It is an amenable number.

432421132 is an abundant number, since it is smaller than the sum of its proper divisors (461447060).

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

432421132 is a wasteful number, since it uses less digits than its factorization.

432421132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138 (or 4136 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 432421132 is about 20794.7380844290. The cubic root of 432421132 is about 756.1981950990.

Adding to 432421132 its reverse (231124234), we get a palindrome (663545366).

The spelling of 432421132 in words is "four hundred thirty-two million, four hundred twenty-one thousand, one hundred thirty-two".