426375434 has 4 divisors (see below), whose sum is σ = 639563154. Its totient is φ = 213187716.

The previous prime is 426375427. The next prime is 426375437. The reversal of 426375434 is 434573624.

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

It can be written as a sum of positive squares in only one way, i.e., 245392225 + 180983209 = 15665^2 + 13453^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (426375437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106593857 + ... + 106593860.

Almost surely, 2^426375434 is an apocalyptic number.

426375434 is a deficient number, since it is larger than the sum of its proper divisors (213187720).

426375434 is a wasteful number, since it uses less digits than its factorization.

426375434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213187719.

The product of its digits is 241920, while the sum is 38.

The square root of 426375434 is about 20648.8603559615. The cubic root of 426375434 is about 752.6574963476.

It can be divided in two parts, 4263 and 75434, that added together give a palindrome (79697).

The spelling of 426375434 in words is "four hundred twenty-six million, three hundred seventy-five thousand, four hundred thirty-four".