433664001 has 6 divisors (see below), whose sum is σ = 626403570. Its totient is φ = 289109328.

The previous prime is 433663973. The next prime is 433664009. The reversal of 433664001 is 100466334.

It can be written as a sum of positive squares in only one way, i.e., 417139776 + 16524225 = 20424^2 + 4065^2 .

It is not a de Polignac number, because 433664001 - 2⁵ = 433663969 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (433664009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24092436 + ... + 24092453.

It is an arithmetic number, because the mean of its divisors is an integer number (104400595).

Almost surely, 2^433664001 is an apocalyptic number.

It is an amenable number.

433664001 is a deficient number, since it is larger than the sum of its proper divisors (192739569).

433664001 is a wasteful number, since it uses less digits than its factorization.

433664001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48184895 (or 48184892 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 433664001 is about 20824.6008605207. The cubic root of 433664001 is about 756.9219928146.

The spelling of 433664001 in words is "four hundred thirty-three million, six hundred sixty-four thousand, one".