650069928 has 64 divisors (see below), whose sum is σ = 1809412800. Its totient is φ = 216250560.

The previous prime is 650069911. The next prime is 650069929. The reversal of 650069928 is 829960056.

It is a super-2 number, since 2×650069928² = 845181822579850368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (650069929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114075 + ... + 119637.

It is an arithmetic number, because the mean of its divisors is an integer number (28272075).

Almost surely, 2^650069928 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 650069928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (904706400).

650069928 is an abundant number, since it is smaller than the sum of its proper divisors (1159342872).

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

650069928 is a wasteful number, since it uses less digits than its factorization.

650069928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119 (or 6109 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 650069928 is about 25496.4689319913. The cubic root of 650069928 is about 866.2701680055.

The spelling of 650069928 in words is "six hundred fifty million, sixty-nine thousand, nine hundred twenty-eight".