432732420 has 36 divisors (see below), whose sum is σ = 1312622220. Its totient is φ = 115395264.

The previous prime is 432732389. The next prime is 432732457. The reversal of 432732420 is 24237234.

It can be written as a sum of positive squares in 2 ways, for example, as 157703364 + 275029056 = 12558^2 + 16584^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1201855 + ... + 1202214.

Almost surely, 2^432732420 is an apocalyptic number.

It is an amenable number.

432732420 is an abundant number, since it is smaller than the sum of its proper divisors (879889800).

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

432732420 is a wasteful number, since it uses less digits than its factorization.

432732420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404084 (or 2404079 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 432732420 is about 20802.2215159824. The cubic root of 432732420 is about 756.3796069558.

Adding to 432732420 its reverse (24237234), we get a palindrome (456969654).

The spelling of 432732420 in words is "four hundred thirty-two million, seven hundred thirty-two thousand, four hundred twenty".