424402004234 has 8 divisors (see below), whose sum is σ = 685572468420. Its totient is φ = 195877848096.

The previous prime is 424402004189. The next prime is 424402004261. The reversal of 424402004234 is 432400204424.

It can be written as a sum of positive squares in 2 ways, for example, as 424146100225 + 255904009 = 651265^2 + 15997^2 .

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

It is a super-2 number, since 2×424402004234² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424402004197 and 424402004206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8161576979 + ... + 8161577030.

Almost surely, 2^424402004234 is an apocalyptic number.

424402004234 is a deficient number, since it is larger than the sum of its proper divisors (261170464186).

424402004234 is a wasteful number, since it uses less digits than its factorization.

424402004234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16323154024.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 424402004234 its reverse (432400204424), we get a palindrome (856802208658).

The spelling of 424402004234 in words is "four hundred twenty-four billion, four hundred two million, four thousand, two hundred thirty-four".