432656449 has 4 divisors (see below), whose sum is σ = 432702000. Its totient is φ = 432610900.

The previous prime is 432656431. The next prime is 432656459. The reversal of 432656449 is 944656234.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 944656234 = 2 ⋅472328117.

It is a cyclic number.

It is not a de Polignac number, because 432656449 - 2⁵ = 432656417 is a prime.

It is a super-2 number, since 2×432656449² = 374383205722579202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432656459) 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, 2527 + ... + 29524.

It is an arithmetic number, because the mean of its divisors is an integer number (108175500).

Almost surely, 2^432656449 is an apocalyptic number.

It is an amenable number.

432656449 is a deficient number, since it is larger than the sum of its proper divisors (45551).

432656449 is a wasteful number, since it uses less digits than its factorization.

432656449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45550.

The product of its digits is 622080, while the sum is 43.

The square root of 432656449 is about 20800.3954048956. The cubic root of 432656449 is about 756.3353407414.

The spelling of 432656449 in words is "four hundred thirty-two million, six hundred fifty-six thousand, four hundred forty-nine".