631685962 has 16 divisors (see below), whose sum is σ = 955255392. Its totient is φ = 313275600.

The previous prime is 631685921. The next prime is 631685987. The reversal of 631685962 is 269586136.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189712 + ... + 193012.

It is an arithmetic number, because the mean of its divisors is an integer number (59703462).

Almost surely, 2^631685962 is an apocalyptic number.

631685962 is a deficient number, since it is larger than the sum of its proper divisors (323569430).

631685962 is a wasteful number, since it uses less digits than its factorization.

631685962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4053.

The product of its digits is 466560, while the sum is 46.

The square root of 631685962 is about 25133.3635234125. The cubic root of 631685962 is about 858.0259218826.

The spelling of 631685962 in words is "six hundred thirty-one million, six hundred eighty-five thousand, nine hundred sixty-two".