629840996 has 24 divisors (see below), whose sum is σ = 1108751616. Its totient is φ = 313061760.

The previous prime is 629840971. The next prime is 629840999. The reversal of 629840996 is 699048926.

It is not an unprimeable number, because it can be changed into a prime (629840999) by changing a digit.

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, 714476 + ... + 715356.

It is an arithmetic number, because the mean of its divisors is an integer number (46197984).

Almost surely, 2^629840996 is an apocalyptic number.

It is an amenable number.

629840996 is a deficient number, since it is larger than the sum of its proper divisors (478910620).

629840996 is a wasteful number, since it uses less digits than its factorization.

629840996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739 (or 1737 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 53.

The square root of 629840996 is about 25096.6331606453. The cubic root of 629840996 is about 857.1897614915.

The spelling of 629840996 in words is "six hundred twenty-nine million, eight hundred forty thousand, nine hundred ninety-six".