432213653 has 4 divisors (see below), whose sum is σ = 454961760. Its totient is φ = 409465548.

The previous prime is 432213623. The next prime is 432213659. The reversal of 432213653 is 356312234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 432213653 - 2⁶ = 432213589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432213659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11374025 + ... + 11374062.

It is an arithmetic number, because the mean of its divisors is an integer number (113740440).

Almost surely, 2^432213653 is an apocalyptic number.

It is an amenable number.

432213653 is a deficient number, since it is larger than the sum of its proper divisors (22748107).

432213653 is a wasteful number, since it uses less digits than its factorization.

432213653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22748106.

The product of its digits is 12960, while the sum is 29.

The square root of 432213653 is about 20789.7487478805. The cubic root of 432213653 is about 756.0772325052.

Adding to 432213653 its reverse (356312234), we get a palindrome (788525887).

The spelling of 432213653 in words is "four hundred thirty-two million, two hundred thirteen thousand, six hundred fifty-three".