634349446 has 8 divisors (see below), whose sum is σ = 952970040. Its totient is φ = 316692768.

The previous prime is 634349437. The next prime is 634349449. The reversal of 634349446 is 644943436.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634349449) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 239331 + ... + 241966.

It is an arithmetic number, because the mean of its divisors is an integer number (119121255).

Almost surely, 2^634349446 is an apocalyptic number.

634349446 is a deficient number, since it is larger than the sum of its proper divisors (318620594).

634349446 is a wasteful number, since it uses less digits than its factorization.

634349446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481958.

The product of its digits is 746496, while the sum is 43.

The square root of 634349446 is about 25186.2948049132. The cubic root of 634349446 is about 859.2301773385.

The spelling of 634349446 in words is "six hundred thirty-four million, three hundred forty-nine thousand, four hundred forty-six".