630727504 has 60 divisors (see below), whose sum is σ = 1356697888. Its totient is φ = 283821120.

The previous prime is 630727501. The next prime is 630727511. The reversal of 630727504 is 405727036.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 630727504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630727501) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 197827 + ... + 200989.

Almost surely, 2^630727504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630727504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (678348944).

630727504 is an abundant number, since it is smaller than the sum of its proper divisors (725970384).

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

630727504 is a wasteful number, since it uses less digits than its factorization.

630727504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296 (or 3279 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 630727504 is about 25114.2888412155. The cubic root of 630727504 is about 857.5917409007.

The spelling of 630727504 in words is "six hundred thirty million, seven hundred twenty-seven thousand, five hundred four".