632406328 has 8 divisors (see below), whose sum is σ = 1185761880. Its totient is φ = 316203160.

The previous prime is 632406323. The next prime is 632406329. The reversal of 632406328 is 823604236.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 632406293 and 632406302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632406323) 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 as a sum of consecutive naturals, namely, 39525388 + ... + 39525403.

It is an arithmetic number, because the mean of its divisors is an integer number (148220235).

Almost surely, 2^632406328 is an apocalyptic number.

It is an amenable number.

632406328 is a deficient number, since it is larger than the sum of its proper divisors (553355552).

632406328 is a wasteful number, since it uses less digits than its factorization.

632406328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79050797 (or 79050793 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 632406328 is about 25147.6903114381. The cubic root of 632406328 is about 858.3519583060.

The spelling of 632406328 in words is "six hundred thirty-two million, four hundred six thousand, three hundred twenty-eight".