650221030 has 16 divisors (see below), whose sum is σ = 1195300800. Its totient is φ = 254554432.

The previous prime is 650220979. The next prime is 650221031. The reversal of 650221030 is 30122056.

It is a happy number.

650221030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 650220989 and 650221007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650221031) 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, 691255 + ... + 692194.

It is an arithmetic number, because the mean of its divisors is an integer number (74706300).

Almost surely, 2^650221030 is an apocalyptic number.

650221030 is a deficient number, since it is larger than the sum of its proper divisors (545079770).

650221030 is a wasteful number, since it uses less digits than its factorization.

650221030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383503.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 650221030 is about 25499.4319544573. The cubic root of 650221030 is about 866.3372813057.

Adding to 650221030 its reverse (30122056), we get a palindrome (680343086).

The spelling of 650221030 in words is "six hundred fifty million, two hundred twenty-one thousand, thirty".