634001343 has 8 divisors (see below), whose sum is σ = 845530800. Its totient is φ = 422569728.

The previous prime is 634001323. The next prime is 634001419. The reversal of 634001343 is 343100436.

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

It is not a de Polignac number, because 634001343 - 2⁸ = 634001087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634001323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7698 + ... + 36431.

It is an arithmetic number, because the mean of its divisors is an integer number (105691350).

Almost surely, 2^634001343 is an apocalyptic number.

634001343 is a deficient number, since it is larger than the sum of its proper divisors (211529457).

634001343 is a wasteful number, since it uses less digits than its factorization.

634001343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48921.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 634001343 is about 25179.3832926861. The cubic root of 634001343 is about 859.0729793714.

Adding to 634001343 its reverse (343100436), we get a palindrome (977101779).

The spelling of 634001343 in words is "six hundred thirty-four million, one thousand, three hundred forty-three".