432345440 has 24 divisors (see below), whose sum is σ = 1021416480. Its totient is φ = 172938112.

The previous prime is 432345413. The next prime is 432345449. The reversal of 432345440 is 44543234.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432345449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1350920 + ... + 1351239.

It is an arithmetic number, because the mean of its divisors is an integer number (42559020).

Almost surely, 2^432345440 is an apocalyptic number.

432345440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432345440 is an abundant number, since it is smaller than the sum of its proper divisors (589071040).

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

432345440 is a wasteful number, since it uses less digits than its factorization.

432345440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2702174 (or 2702166 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 432345440 is about 20792.9180251354. The cubic root of 432345440 is about 756.1540702944.

Adding to 432345440 its reverse (44543234), we get a palindrome (476888674).

The spelling of 432345440 in words is "four hundred thirty-two million, three hundred forty-five thousand, four hundred forty".