426143234 has 8 divisors (see below), whose sum is σ = 697325328. Its totient is φ = 193701460.

The previous prime is 426143209. The next prime is 426143251. The reversal of 426143234 is 432341624.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 426143197 and 426143206.

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 3 ways as a sum of consecutive naturals, for example, 9685052 + ... + 9685095.

It is an arithmetic number, because the mean of its divisors is an integer number (87165666).

Almost surely, 2^426143234 is an apocalyptic number.

426143234 is a deficient number, since it is larger than the sum of its proper divisors (271182094).

426143234 is a wasteful number, since it uses less digits than its factorization.

426143234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19370160.

The product of its digits is 13824, while the sum is 29.

The square root of 426143234 is about 20643.2370039197. The cubic root of 426143234 is about 752.5208415032.

Adding to 426143234 its reverse (432341624), we get a palindrome (858484858).

The spelling of 426143234 in words is "four hundred twenty-six million, one hundred forty-three thousand, two hundred thirty-four".