433424645 has 8 divisors (see below), whose sum is σ = 521886456. Its totient is φ = 345555136.

The previous prime is 433424611. The next prime is 433424681. The reversal of 433424645 is 546424334.

It can be written as a sum of positive squares in 4 ways, for example, as 56055169 + 377369476 = 7487^2 + 19426^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 433424645 - 2⁸ = 433424389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146462 + ... + 149391.

It is an arithmetic number, because the mean of its divisors is an integer number (65235807).

Almost surely, 2^433424645 is an apocalyptic number.

It is an amenable number.

433424645 is a deficient number, since it is larger than the sum of its proper divisors (88461811).

433424645 is a wasteful number, since it uses less digits than its factorization.

433424645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296151.

The product of its digits is 138240, while the sum is 35.

The square root of 433424645 is about 20818.8531144249. The cubic root of 433424645 is about 756.7827089738.

Adding to 433424645 its reverse (546424334), we get a palindrome (979848979).

The spelling of 433424645 in words is "four hundred thirty-three million, four hundred twenty-four thousand, six hundred forty-five".