633696320 has 28 divisors (see below), whose sum is σ = 1508990124. Its totient is φ = 253478400.

The previous prime is 633696317. The next prime is 633696353. The reversal of 633696320 is 23696336.

It can be written as a sum of positive squares in 2 ways, for example, as 303038464 + 330657856 = 17408^2 + 18184^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 989831 + ... + 990470.

Almost surely, 2^633696320 is an apocalyptic number.

It is an amenable number.

633696320 is an abundant number, since it is smaller than the sum of its proper divisors (875293804).

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

633696320 is a wasteful number, since it uses less digits than its factorization.

633696320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980318 (or 1980308 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 38.

The square root of 633696320 is about 25173.3255649706. The cubic root of 633696320 is about 858.9351883639.

The spelling of 633696320 in words is "six hundred thirty-three million, six hundred ninety-six thousand, three hundred twenty".