432400220 has 24 divisors (see below), whose sum is σ = 1037760864. Its totient is φ = 148251456.

The previous prime is 432400193. The next prime is 432400247. The reversal of 432400220 is 22004234.

It is an interprime number because it is at equal distance from previous prime (432400193) and next prime (432400247).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1544147 + ... + 1544426.

It is an arithmetic number, because the mean of its divisors is an integer number (43240036).

Almost surely, 2^432400220 is an apocalyptic number.

It is an amenable number.

432400220 is an abundant number, since it is smaller than the sum of its proper divisors (605360644).

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

432400220 is a wasteful number, since it uses less digits than its factorization.

432400220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088589 (or 3088587 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 432400220 is about 20794.2352588404. The cubic root of 432400220 is about 756.1860049211.

Adding to 432400220 its reverse (22004234), we get a palindrome (454404454).

The spelling of 432400220 in words is "four hundred thirty-two million, four hundred thousand, two hundred twenty".