562216820 has 72 divisors (see below), whose sum is σ = 1325624832. Its totient is φ = 200052160.

The previous prime is 562216819. The next prime is 562216847. The reversal of 562216820 is 28612265.

562216820 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, 111269 + ... + 116211.

It is an arithmetic number, because the mean of its divisors is an integer number (18411456).

Almost surely, 2^562216820 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 562216820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (662812416).

562216820 is an abundant number, since it is smaller than the sum of its proper divisors (763408012).

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

562216820 is a wasteful number, since it uses less digits than its factorization.

562216820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5021 (or 5008 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 562216820 is about 23711.1117411226. Note that the first 3 decimals coincide. The cubic root of 562216820 is about 825.3432645627.

The spelling of 562216820 in words is "five hundred sixty-two million, two hundred sixteen thousand, eight hundred twenty".