629627671 has 8 divisors (see below), whose sum is σ = 652600080. Its totient is φ = 606739392.

The previous prime is 629627627. The next prime is 629627689. The reversal of 629627671 is 176726926.

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

It is not a de Polignac number, because 629627671 - 2²⁹ = 92756759 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 (629627771) 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, 5590 + ... + 35923.

It is an arithmetic number, because the mean of its divisors is an integer number (81575010).

Almost surely, 2^629627671 is an apocalyptic number.

629627671 is a deficient number, since it is larger than the sum of its proper divisors (22972409).

629627671 is a wasteful number, since it uses less digits than its factorization.

629627671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42065.

The product of its digits is 381024, while the sum is 46.

The square root of 629627671 is about 25092.3827286290. The cubic root of 629627671 is about 857.0929748127.

The spelling of 629627671 in words is "six hundred twenty-nine million, six hundred twenty-seven thousand, six hundred seventy-one".