8200564 has 6 divisors (see below), whose sum is σ = 14350994. Its totient is φ = 4100280.

The previous prime is 8200561. The next prime is 8200589. The reversal of 8200564 is 4650028.

It can be written as a sum of positive squares in only one way, i.e., 8168164 + 32400 = 2858^2 + 180^2 .

It is a super-3 number, since 3×8200564³ (a number of 22 digits) contains 333 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8200561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025067 + ... + 1025074.

Almost surely, 2^8200564 is an apocalyptic number.

It is an amenable number.

8200564 is a deficient number, since it is larger than the sum of its proper divisors (6150430).

8200564 is a wasteful number, since it uses less digits than its factorization.

8200564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050145 (or 2050143 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 8200564 is about 2863.6626896337. The cubic root of 8200564 is about 201.6575906790.

The spelling of 8200564 in words is "eight million, two hundred thousand, five hundred sixty-four".