631928795 has 8 divisors (see below), whose sum is σ = 791284896. Its totient is φ = 483562816.

The previous prime is 631928783. The next prime is 631928797. The reversal of 631928795 is 597829136.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-631928795 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (631928797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2747402 + ... + 2747631.

It is an arithmetic number, because the mean of its divisors is an integer number (98910612).

Almost surely, 2^631928795 is an apocalyptic number.

631928795 is a deficient number, since it is larger than the sum of its proper divisors (159356101).

631928795 is a wasteful number, since it uses less digits than its factorization.

631928795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5495061.

The product of its digits is 816480, while the sum is 50.

The square root of 631928795 is about 25138.1939486511. The cubic root of 631928795 is about 858.1358553665.

The spelling of 631928795 in words is "six hundred thirty-one million, nine hundred twenty-eight thousand, seven hundred ninety-five".