432001620 has 96 divisors (see below), whose sum is σ = 1423094400. Its totient is φ = 108421632.

The previous prime is 432001589. The next prime is 432001667. The reversal of 432001620 is 26100234.

It is a happy number.

432001620 is a `hidden beast` number, since 43 + 2 + 0 + 0 + 1 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 432001593 and 432001602.

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 31 ways as a sum of consecutive naturals, for example, 14350 + ... + 32709.

It is an arithmetic number, because the mean of its divisors is an integer number (14823900).

Almost surely, 2^432001620 is an apocalyptic number.

It is an amenable number.

432001620 is an abundant number, since it is smaller than the sum of its proper divisors (991092780).

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

432001620 is a wasteful number, since it uses less digits than its factorization.

432001620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47094 (or 47086 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 432001620 is about 20784.6486619332. The cubic root of 432001620 is about 755.9535748765.

Adding to 432001620 its reverse (26100234), we get a palindrome (458101854).

The spelling of 432001620 in words is "four hundred thirty-two million, one thousand, six hundred twenty".