650709630 has 48 divisors (see below), whose sum is σ = 1694257344. Its totient is φ = 173275200.

The previous prime is 650709613. The next prime is 650709637. The reversal of 650709630 is 36907056.

It is a happy number.

650709630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650709637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63355 + ... + 72905.

It is an arithmetic number, because the mean of its divisors is an integer number (35297028).

Almost surely, 2^650709630 is an apocalyptic number.

650709630 is an abundant number, since it is smaller than the sum of its proper divisors (1043547714).

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

650709630 is a wasteful number, since it uses less digits than its factorization.

650709630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10321 (or 10318 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 650709630 is about 25509.0107609056. The cubic root of 650709630 is about 866.5542262082.

The spelling of 650709630 in words is "six hundred fifty million, seven hundred nine thousand, six hundred thirty".