432147609 has 16 divisors (see below), whose sum is σ = 673915200. Its totient is φ = 272935008.

The previous prime is 432147581. The next prime is 432147643. The reversal of 432147609 is 906741234.

432147609 is a `hidden beast` number, since 4 + 3 + 2 + 1 + 47 + 609 = 666.

It is not a de Polignac number, because 432147609 - 2⁵ = 432147577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (432147689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420684 + ... + 421709.

It is an arithmetic number, because the mean of its divisors is an integer number (42119700).

Almost surely, 2^432147609 is an apocalyptic number.

It is an amenable number.

432147609 is a deficient number, since it is larger than the sum of its proper divisors (241767591).

432147609 is a wasteful number, since it uses less digits than its factorization.

432147609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842421 (or 842415 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 432147609 is about 20788.1603082139. The cubic root of 432147609 is about 756.0387199871.

The spelling of 432147609 in words is "four hundred thirty-two million, one hundred forty-seven thousand, six hundred nine".