605521630 has 16 divisors (see below), whose sum is σ = 1245644640. Its totient is φ = 207607392.

The previous prime is 605521607. The next prime is 605521639. The reversal of 605521630 is 36125506.

605521630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605521639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4325085 + ... + 4325224.

It is an arithmetic number, because the mean of its divisors is an integer number (77852790).

Almost surely, 2^605521630 is an apocalyptic number.

605521630 is an abundant number, since it is smaller than the sum of its proper divisors (640123010).

605521630 is a wasteful number, since it uses less digits than its factorization.

605521630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8650323.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 605521630 is about 24607.3491055010. The cubic root of 605521630 is about 846.0120595464.

The spelling of 605521630 in words is "six hundred five million, five hundred twenty-one thousand, six hundred thirty".