563398620 has 24 divisors (see below), whose sum is σ = 1577516304. Its totient is φ = 150239616.

The previous prime is 563398613. The next prime is 563398637. The reversal of 563398620 is 26893365.

563398620 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 7 ways as a sum of consecutive naturals, for example, 4694929 + ... + 4695048.

It is an arithmetic number, because the mean of its divisors is an integer number (65729846).

Almost surely, 2^563398620 is an apocalyptic number.

It is an amenable number.

563398620 is an abundant number, since it is smaller than the sum of its proper divisors (1014117684).

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

563398620 is a wasteful number, since it uses less digits than its factorization.

563398620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9389989 (or 9389987 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The square root of 563398620 is about 23736.0194640972. The cubic root of 563398620 is about 825.9211602528.

The spelling of 563398620 in words is "five hundred sixty-three million, three hundred ninety-eight thousand, six hundred twenty".