564364990 has 16 divisors (see below), whose sum is σ = 1160979552. Its totient is φ = 193496544.

The previous prime is 564364987. The next prime is 564364991. The reversal of 564364990 is 99463465.

564364990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 564364990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564364991) 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, 4031109 + ... + 4031248.

It is an arithmetic number, because the mean of its divisors is an integer number (72561222).

Almost surely, 2^564364990 is an apocalyptic number.

564364990 is an abundant number, since it is smaller than the sum of its proper divisors (596614562).

564364990 is a wasteful number, since it uses less digits than its factorization.

564364990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8062371.

The product of its (nonzero) digits is 699840, while the sum is 46.

The square root of 564364990 is about 23756.3673569845. The cubic root of 564364990 is about 826.3931111935.

The spelling of 564364990 in words is "five hundred sixty-four million, three hundred sixty-four thousand, nine hundred ninety".