432510661 has 24 divisors (see below), whose sum is σ = 505280160. Its totient is φ = 366141600.

The previous prime is 432510647. The next prime is 432510671. The reversal of 432510661 is 166015234.

It is not a de Polignac number, because 432510661 - 2⁹ = 432510149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432510671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 937971 + ... + 938431.

It is an arithmetic number, because the mean of its divisors is an integer number (21053340).

Almost surely, 2^432510661 is an apocalyptic number.

It is an amenable number.

432510661 is a deficient number, since it is larger than the sum of its proper divisors (72769499).

432510661 is a wasteful number, since it uses less digits than its factorization.

432510661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625 (or 558 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 432510661 is about 20796.8906570189. The cubic root of 432510661 is about 756.2503795640.

Adding to 432510661 its reverse (166015234), we get a palindrome (598525895).

The spelling of 432510661 in words is "four hundred thirty-two million, five hundred ten thousand, six hundred sixty-one".