650229020 has 144 divisors (see below), whose sum is σ = 1709890560. Its totient is φ = 206430336.

The previous prime is 650228987. The next prime is 650229071. The reversal of 650229020 is 20922056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 874769 + ... + 875511.

It is an arithmetic number, because the mean of its divisors is an integer number (11874240).

Almost surely, 2^650229020 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 650229020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (854945280).

650229020 is an abundant number, since it is smaller than the sum of its proper divisors (1059661540).

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

650229020 is a wasteful number, since it uses less digits than its factorization.

650229020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832 (or 823 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 650229020 is about 25499.5886241327. The cubic root of 650229020 is about 866.3408298459.

The spelling of 650229020 in words is "six hundred fifty million, two hundred twenty-nine thousand, twenty".