526564 has 6 divisors (see below), whose sum is σ = 921494. Its totient is φ = 263280.

The previous prime is 526543. The next prime is 526571. The reversal of 526564 is 465625.

It can be written as a sum of positive squares in only one way, i.e., 409600 + 116964 = 640^2 + 342^2 .

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65817 + ... + 65824.

2⁵²⁶⁵⁶⁴ is an apocalyptic number.

It is an amenable number.

526564 is a deficient number, since it is larger than the sum of its proper divisors (394930).

526564 is a wasteful number, since it uses less digits than its factorization.

526564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131645 (or 131643 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 526564 is about 725.6472972457. The cubic root of 526564 is about 80.7514608969.

It can be divided in two parts, 5265 and 64, that added together give a square (5329 = 73²).

The spelling of 526564 in words is "five hundred twenty-six thousand, five hundred sixty-four".