632810066 has 16 divisors (see below), whose sum is σ = 1098551040. Its totient is φ = 267770880.

The previous prime is 632810053. The next prime is 632810069. The reversal of 632810066 is 660018236.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (632810069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284975 + ... + 287186.

It is an arithmetic number, because the mean of its divisors is an integer number (68659440).

Almost surely, 2^632810066 is an apocalyptic number.

632810066 is a deficient number, since it is larger than the sum of its proper divisors (465740974).

632810066 is a wasteful number, since it uses less digits than its factorization.

632810066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572249.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 632810066 is about 25155.7163682532. The cubic root of 632810066 is about 858.5345811790.

The spelling of 632810066 in words is "six hundred thirty-two million, eight hundred ten thousand, sixty-six".