629240688 has 60 divisors (see below), whose sum is σ = 1783323360. Its totient is φ = 207088128.

The previous prime is 629240683. The next prime is 629240741. The reversal of 629240688 is 886042926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629240683) 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 11 ways as a sum of consecutive naturals, for example, 16281 + ... + 39032.

It is an arithmetic number, because the mean of its divisors is an integer number (29722056).

Almost surely, 2^629240688 is an apocalyptic number.

It is an amenable number.

629240688 is an abundant number, since it is smaller than the sum of its proper divisors (1154082672).

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

629240688 is a wasteful number, since it uses less digits than its factorization.

629240688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55406 (or 55397 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 629240688 is about 25084.6703785400. The cubic root of 629240688 is about 856.9173427676.

The spelling of 629240688 in words is "six hundred twenty-nine million, two hundred forty thousand, six hundred eighty-eight".