432240402 has 64 divisors (see below), whose sum is σ = 1001766528. Its totient is φ = 122880000.

The previous prime is 432240379. The next prime is 432240407. The reversal of 432240402 is 204042234.

It is a super-2 number, since 2×432240402² = 373663530242243208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (432240407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 674002 + ... + 674642.

It is an arithmetic number, because the mean of its divisors is an integer number (15652602).

Almost surely, 2^432240402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 432240402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (500883264).

432240402 is an abundant number, since it is smaller than the sum of its proper divisors (569526126).

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

432240402 is a wasteful number, since it uses less digits than its factorization.

432240402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 432240402 is about 20790.3920597953. The cubic root of 432240402 is about 756.0928296468.

Adding to 432240402 its reverse (204042234), we get a palindrome (636282636).

The spelling of 432240402 in words is "four hundred thirty-two million, two hundred forty thousand, four hundred two".