629829656 has 16 divisors (see below), whose sum is σ = 1221652800. Its totient is φ = 304055584.

The previous prime is 629829611. The next prime is 629829667. The reversal of 629829656 is 656928926.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 629829598 and 629829607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1357160 + ... + 1357623.

It is an arithmetic number, because the mean of its divisors is an integer number (76353300).

Almost surely, 2^629829656 is an apocalyptic number.

It is an amenable number.

629829656 is a deficient number, since it is larger than the sum of its proper divisors (591823144).

629829656 is a wasteful number, since it uses less digits than its factorization.

629829656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714818 (or 2714814 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 53.

The square root of 629829656 is about 25096.4072329089. The cubic root of 629829656 is about 857.1846170236.

The spelling of 629829656 in words is "six hundred twenty-nine million, eight hundred twenty-nine thousand, six hundred fifty-six".