432471647 has 2 divisors, whose sum is σ = 432471648. Its totient is φ = 432471646.

The previous prime is 432471643. The next prime is 432471713. The reversal of 432471647 is 746174234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 432471647 - 2² = 432471643 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 432471647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432471643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216235823 + 216235824.

It is an arithmetic number, because the mean of its divisors is an integer number (216235824).

Almost surely, 2^432471647 is an apocalyptic number.

432471647 is a deficient number, since it is larger than the sum of its proper divisors (1).

432471647 is an equidigital number, since it uses as much as digits as its factorization.

432471647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112896, while the sum is 38.

The square root of 432471647 is about 20795.9526591113. The cubic root of 432471647 is about 756.2276400556.

The spelling of 432471647 in words is "four hundred thirty-two million, four hundred seventy-one thousand, six hundred forty-seven".