432564665 has 16 divisors (see below), whose sum is σ = 560085456. Its totient is φ = 318816000.

The previous prime is 432564631. The next prime is 432564683. The reversal of 432564665 is 566465234.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 63425296 + 369139369 = 7964^2 + 19213^2 .

It is not a de Polignac number, because 432564665 - 2¹⁶ = 432499129 is a prime.

It is a super-2 number, since 2×432564665² = 374224378813124450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29015 + ... + 41315.

It is an arithmetic number, because the mean of its divisors is an integer number (35005341).

Almost surely, 2^432564665 is an apocalyptic number.

It is an amenable number.

432564665 is a deficient number, since it is larger than the sum of its proper divisors (127520791).

432564665 is a wasteful number, since it uses less digits than its factorization.

432564665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12860.

The product of its digits is 518400, while the sum is 41.

The square root of 432564665 is about 20798.1889836591. The cubic root of 432564665 is about 756.2818538139.

The spelling of 432564665 in words is "four hundred thirty-two million, five hundred sixty-four thousand, six hundred sixty-five".