634002071 has 4 divisors (see below), whose sum is σ = 639927432. Its totient is φ = 628076712.

The previous prime is 634002053. The next prime is 634002073. The reversal of 634002071 is 170200436.

634002071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 634002071 - 2¹⁴ = 633985687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634002073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2962520 + ... + 2962733.

It is an arithmetic number, because the mean of its divisors is an integer number (159981858).

Almost surely, 2^634002071 is an apocalyptic number.

634002071 is a deficient number, since it is larger than the sum of its proper divisors (5925361).

634002071 is a wasteful number, since it uses less digits than its factorization.

634002071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5925360.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 634002071 is about 25179.3977489534. The cubic root of 634002071 is about 859.0733081850.

The spelling of 634002071 in words is "six hundred thirty-four million, two thousand, seventy-one".