629630 has 16 divisors (see below), whose sum is σ = 1149120. Its totient is φ = 248352.

The previous prime is 629623. The next prime is 629653. The reversal of 629630 is 36926.

It is a self number, because there is not a number n which added to its sum of digits gives 629630.

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 7 ways as a sum of consecutive naturals, for example, 392 + ... + 1188.

It is an arithmetic number, because the mean of its divisors is an integer number (71820).

2⁶²⁹⁶³⁰ is an apocalyptic number.

629630 is a deficient number, since it is larger than the sum of its proper divisors (519490).

629630 is a wasteful number, since it uses less digits than its factorization.

629630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 629630 is about 793.4922809959. The cubic root of 629630 is about 85.7094031610.

Subtracting from 629630 its reverse (36926), we obtain a cube (592704 = 84³).

The spelling of 629630 in words is "six hundred twenty-nine thousand, six hundred thirty".