650009672 has 64 divisors (see below), whose sum is σ = 1351848960. Its totient is φ = 291110400.

The previous prime is 650009623. The next prime is 650009677. The reversal of 650009672 is 276900056.

650009672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (650009677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 853772 + ... + 854532.

It is an arithmetic number, because the mean of its divisors is an integer number (21122640).

Almost surely, 2^650009672 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 650009672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (675924480).

650009672 is an abundant number, since it is smaller than the sum of its proper divisors (701839288).

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

650009672 is a wasteful number, since it uses less digits than its factorization.

650009672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014 (or 1010 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 650009672 is about 25495.2872507842. The cubic root of 650009672 is about 866.2434018656.

The spelling of 650009672 in words is "six hundred fifty million, nine thousand, six hundred seventy-two".