432020220 has 24 divisors (see below), whose sum is σ = 1209656784. Its totient is φ = 115205376.

The previous prime is 432020219. The next prime is 432020231. The reversal of 432020220 is 22020234.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 432020220.

It is a congruent number.

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, 3600109 + ... + 3600228.

It is an arithmetic number, because the mean of its divisors is an integer number (50402366).

Almost surely, 2^432020220 is an apocalyptic number.

It is an amenable number.

432020220 is an abundant number, since it is smaller than the sum of its proper divisors (777636564).

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

432020220 is a wasteful number, since it uses less digits than its factorization.

432020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7200349 (or 7200347 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 432020220 is about 20785.0961027367. The cubic root of 432020220 is about 755.9644240139.

Adding to 432020220 its reverse (22020234), we get a palindrome (454040454).

The spelling of 432020220 in words is "four hundred thirty-two million, twenty thousand, two hundred twenty".