629694 has 60 divisors (see below), whose sum is σ = 1594296. Its totient is φ = 185328.

The previous prime is 629689. The next prime is 629701. The reversal of 629694 is 496926.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 27367 + ... + 27389.

629694 is a Friedman number, since it can be written as 9*9*(6*6^4-2), using all its digits and the basic arithmetic operations.

2⁶²⁹⁶⁹⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 629694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (797148).

629694 is an abundant number, since it is smaller than the sum of its proper divisors (964602).

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

629694 is a wasteful number, since it uses less digits than its factorization.

629694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63 (or 41 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 629694 is about 793.5326080257. The cubic root of 629694 is about 85.7123070972.

The spelling of 629694 in words is "six hundred twenty-nine thousand, six hundred ninety-four".