433673969 has 4 divisors (see below), whose sum is σ = 433819620. Its totient is φ = 433528320.

The previous prime is 433673959. The next prime is 433674041. The reversal of 433673969 is 969376334.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 408040000 + 25633969 = 20200^2 + 5063^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-433673969 is a prime.

It is a super-2 number, since 2×433673969² = 376146222776425922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (433673909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68264 + ... + 74345.

It is an arithmetic number, because the mean of its divisors is an integer number (108454905).

Almost surely, 2^433673969 is an apocalyptic number.

It is an amenable number.

433673969 is a deficient number, since it is larger than the sum of its proper divisors (145651).

433673969 is a wasteful number, since it uses less digits than its factorization.

433673969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145650.

The product of its digits is 2204496, while the sum is 50.

The square root of 433673969 is about 20824.8401914637. The cubic root of 433673969 is about 756.9277921896.

The spelling of 433673969 in words is "four hundred thirty-three million, six hundred seventy-three thousand, nine hundred sixty-nine".