432443982 has 16 divisors (see below), whose sum is σ = 865689552. Its totient is φ = 144014400.

The previous prime is 432443951. The next prime is 432443989. The reversal of 432443982 is 289344234.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 432443982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432443989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26269 + ... + 39432.

It is an arithmetic number, because the mean of its divisors is an integer number (54105597).

Almost surely, 2^432443982 is an apocalyptic number.

432443982 is an abundant number, since it is smaller than the sum of its proper divisors (433245570).

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

432443982 is a wasteful number, since it uses less digits than its factorization.

432443982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66803.

The product of its digits is 165888, while the sum is 39.

The square root of 432443982 is about 20795.2874950071. The cubic root of 432443982 is about 756.2115145408.

The spelling of 432443982 in words is "four hundred thirty-two million, four hundred forty-three thousand, nine hundred eighty-two".