629944 has 24 divisors (see below), whose sum is σ = 1374840. Its totient is φ = 269808.

The previous prime is 629939. The next prime is 629963. The reversal of 629944 is 449926.

629944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

629944 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 412 + ... + 1195.

It is an arithmetic number, because the mean of its divisors is an integer number (57285).

2⁶²⁹⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

629944 is an abundant number, since it is smaller than the sum of its proper divisors (744896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

629944 is a wasteful number, since it uses less digits than its factorization.

629944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627 (or 1616 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 629944 is about 793.6901158513. The cubic root of 629944 is about 85.7236487126.

The spelling of 629944 in words is "six hundred twenty-nine thousand, nine hundred forty-four".