629344838 has 8 divisors (see below), whose sum is σ = 947967840. Its totient is φ = 313355560.

The previous prime is 629344823. The next prime is 629344853. The reversal of 629344838 is 838443926.

It is an interprime number because it is at equal distance from previous prime (629344823) and next prime (629344853).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 629344792 and 629344801.

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, 657833 + ... + 658788.

It is an arithmetic number, because the mean of its divisors is an integer number (118495980).

Almost surely, 2^629344838 is an apocalyptic number.

629344838 is a deficient number, since it is larger than the sum of its proper divisors (318623002).

629344838 is a wasteful number, since it uses less digits than its factorization.

629344838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316862.

The product of its digits is 995328, while the sum is 47.

The square root of 629344838 is about 25086.7462617215. The cubic root of 629344838 is about 856.9646182746.

The spelling of 629344838 in words is "six hundred twenty-nine million, three hundred forty-four thousand, eight hundred thirty-eight".