631332106 has 32 divisors (see below), whose sum is σ = 1032818688. Its totient is φ = 288602160.

The previous prime is 631332103. The next prime is 631332139. The reversal of 631332106 is 601233136.

It is not an unprimeable number, because it can be changed into a prime (631332103) 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 15 ways as a sum of consecutive naturals, for example, 89571 + ... + 96361.

It is an arithmetic number, because the mean of its divisors is an integer number (32275584).

Almost surely, 2^631332106 is an apocalyptic number.

631332106 is a deficient number, since it is larger than the sum of its proper divisors (401486582).

631332106 is a wasteful number, since it uses less digits than its factorization.

631332106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6906.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 631332106 is about 25126.3229701443. The cubic root of 631332106 is about 857.8656764707.

The spelling of 631332106 in words is "six hundred thirty-one million, three hundred thirty-two thousand, one hundred six".