432232040 has 32 divisors (see below), whose sum is σ = 976419360. Its totient is φ = 172200000.

The previous prime is 432232033. The next prime is 432232049. The reversal of 432232040 is 40232234.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (432232049) 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, 11486 + ... + 31565.

It is an arithmetic number, because the mean of its divisors is an integer number (30513105).

Almost surely, 2^432232040 is an apocalyptic number.

432232040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432232040 is an abundant number, since it is smaller than the sum of its proper divisors (544187320).

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

432232040 is a wasteful number, since it uses less digits than its factorization.

432232040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43313 (or 43309 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 432232040 is about 20790.1909563140. The cubic root of 432232040 is about 756.0879538964.

Adding to 432232040 its reverse (40232234), we get a palindrome (472464274).

The spelling of 432232040 in words is "four hundred thirty-two million, two hundred thirty-two thousand, forty".