432212240 has 40 divisors (see below), whose sum is σ = 1005768960. Its totient is φ = 172734336.

The previous prime is 432212237. The next prime is 432212257. The reversal of 432212240 is 42212234.

It is a tau number, because it is divible by the number of its divisors (40).

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157601 + ... + 160319.

It is an arithmetic number, because the mean of its divisors is an integer number (25144224).

Almost surely, 2^432212240 is an apocalyptic number.

432212240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432212240 is an abundant number, since it is smaller than the sum of its proper divisors (573556720).

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

432212240 is a wasteful number, since it uses less digits than its factorization.

432212240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4719 (or 4713 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 432212240 is about 20789.7147647581. The cubic root of 432212240 is about 756.0764085776.

Adding to 432212240 its reverse (42212234), we get a palindrome (474424474).

The spelling of 432212240 in words is "four hundred thirty-two million, two hundred twelve thousand, two hundred forty".