634334426 has 32 divisors (see below), whose sum is σ = 1057447872. Its totient is φ = 282965760.

The previous prime is 634334387. The next prime is 634334443. The reversal of 634334426 is 624433436.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496100 + ... + 497376.

It is an arithmetic number, because the mean of its divisors is an integer number (33045246).

Almost surely, 2^634334426 is an apocalyptic number.

634334426 is a deficient number, since it is larger than the sum of its proper divisors (423113446).

634334426 is a wasteful number, since it uses less digits than its factorization.

634334426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694.

The product of its digits is 124416, while the sum is 35.

The square root of 634334426 is about 25185.9966251090. The cubic root of 634334426 is about 859.2233957246.

The spelling of 634334426 in words is "six hundred thirty-four million, three hundred thirty-four thousand, four hundred twenty-six".