432222220 has 24 divisors (see below), whose sum is σ = 916154064. Its totient is φ = 171272256.

The previous prime is 432222211. The next prime is 432222247. The reversal of 432222220 is 22222234.

It is a happy number.

It is a nialpdrome in base 10.

It is a zygodrome in base 2.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 98847 + ... + 103126.

It is an arithmetic number, because the mean of its divisors is an integer number (38173086).

Almost surely, 2^432222220 is an apocalyptic number.

It is an amenable number.

432222220 is an abundant number, since it is smaller than the sum of its proper divisors (483931844).

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

432222220 is a wasteful number, since it uses less digits than its factorization.

432222220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202089 (or 202087 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 432222220 is about 20789.9547859056. The cubic root of 432222220 is about 756.0822279288.

Adding to 432222220 its reverse (22222234), we get a palindrome (454444454).

The spelling of 432222220 in words is "four hundred thirty-two million, two hundred twenty-two thousand, two hundred twenty".