652267220 has 72 divisors (see below), whose sum is σ = 1587509280. Its totient is φ = 223214080.

The previous prime is 652267219. The next prime is 652267241. The reversal of 652267220 is 22762256.

652267220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58451 + ... + 68709.

It is an arithmetic number, because the mean of its divisors is an integer number (22048740).

Almost surely, 2^652267220 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 652267220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (793754640).

652267220 is an abundant number, since it is smaller than the sum of its proper divisors (935242060).

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

652267220 is a wasteful number, since it uses less digits than its factorization.

652267220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313 (or 10294 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 652267220 is about 25539.5227050155. The cubic root of 652267220 is about 867.2450928251.

The spelling of 652267220 in words is "six hundred fifty-two million, two hundred sixty-seven thousand, two hundred twenty".