629998396 has 12 divisors (see below), whose sum is σ = 1103034240. Its totient is φ = 314845760.

The previous prime is 629998381. The next prime is 629998403. The reversal of 629998396 is 693899926.

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 3 ways as a sum of consecutive naturals, for example, 28861 + ... + 45748.

It is an arithmetic number, because the mean of its divisors is an integer number (91919520).

Almost surely, 2^629998396 is an apocalyptic number.

It is an amenable number.

629998396 is a deficient number, since it is larger than the sum of its proper divisors (473035844).

629998396 is a wasteful number, since it uses less digits than its factorization.

629998396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76724 (or 76722 counting only the distinct ones).

The product of its digits is 11337408, while the sum is 61.

The square root of 629998396 is about 25099.7688435571. The cubic root of 629998396 is about 857.2611606921.

The spelling of 629998396 in words is "six hundred twenty-nine million, nine hundred ninety-eight thousand, three hundred ninety-six".