432641 has 8 divisors (see below), whose sum is σ = 485184. Its totient is φ = 382320.

The previous prime is 432637. The next prime is 432659. The reversal of 432641 is 146234.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 432641 - 2² = 432637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125 + ... + 938.

It is an arithmetic number, because the mean of its divisors is an integer number (60648).

2⁴³²⁶⁴¹ is an apocalyptic number.

It is an amenable number.

432641 is a deficient number, since it is larger than the sum of its proper divisors (52543).

432641 is a wasteful number, since it uses less digits than its factorization.

432641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111.

The product of its digits is 576, while the sum is 20.

The square root of 432641 is about 657.7545134775. The cubic root of 432641 is about 75.6326338400.

Adding to 432641 its reverse (146234), we get a palindrome (578875).

The spelling of 432641 in words is "four hundred thirty-two thousand, six hundred forty-one".