632960646 has 12 divisors (see below), whose sum is σ = 1266044556. Its totient is φ = 210966340.

The previous prime is 632960639. The next prime is 632960651. The reversal of 632960646 is 646069236.

632960646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 632960598 and 632960607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56491 + ... + 66761.

It is an arithmetic number, because the mean of its divisors is an integer number (105503713).

Almost surely, 2^632960646 is an apocalyptic number.

632960646 is an abundant number, since it is smaller than the sum of its proper divisors (633083910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

632960646 is an frugal number, since it uses more digits than its factorization.

632960646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20547 (or 10276 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 42.

The square root of 632960646 is about 25158.7091481260. The cubic root of 632960646 is about 858.6026731660.

Multiplying 632960646 by its product of nonzero digits (279936), we get a square (177188471398656 = 13311216²).

The spelling of 632960646 in words is "six hundred thirty-two million, nine hundred sixty thousand, six hundred forty-six".