424234133 has 4 divisors (see below), whose sum is σ = 449189100. Its totient is φ = 399279168.

The previous prime is 424234123. The next prime is 424234177. The reversal of 424234133 is 331432424.

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 274465489 + 149768644 = 16567^2 + 12238^2 .

It is a cyclic number.

It is not a de Polignac number, because 424234133 - 2²⁸ = 155798677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424234123) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12477458 + ... + 12477491.

It is an arithmetic number, because the mean of its divisors is an integer number (112297275).

Almost surely, 2^424234133 is an apocalyptic number.

It is an amenable number.

424234133 is a deficient number, since it is larger than the sum of its proper divisors (24954967).

424234133 is a wasteful number, since it uses less digits than its factorization.

424234133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24954966.

The product of its digits is 6912, while the sum is 26.

The square root of 424234133 is about 20596.9447491612. The cubic root of 424234133 is about 751.3954069167.

Adding to 424234133 its reverse (331432424), we get a palindrome (755666557).

The spelling of 424234133 in words is "four hundred twenty-four million, two hundred thirty-four thousand, one hundred thirty-three".