423242313 has 16 divisors (see below), whose sum is σ = 613314240. Its totient is φ = 258064704.

The previous prime is 423242299. The next prime is 423242317. The reversal of 423242313 is 313242324.

It is not a de Polignac number, because 423242313 - 2¹³ = 423234121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423242317) 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 15 ways as a sum of consecutive naturals, for example, 45531 + ... + 54032.

It is an arithmetic number, because the mean of its divisors is an integer number (38332140).

Almost surely, 2^423242313 is an apocalyptic number.

It is an amenable number.

423242313 is a deficient number, since it is larger than the sum of its proper divisors (190071927).

423242313 is a wasteful number, since it uses less digits than its factorization.

423242313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99688.

The product of its digits is 3456, while the sum is 24.

The square root of 423242313 is about 20572.8537884271. The cubic root of 423242313 is about 750.8093857676.

Adding to 423242313 its reverse (313242324), we get a palindrome (736484637).

The spelling of 423242313 in words is "four hundred twenty-three million, two hundred forty-two thousand, three hundred thirteen".