527213 has 4 divisors (see below), whose sum is σ = 541500. Its totient is φ = 512928.

The previous prime is 527209. The next prime is 527237. The reversal of 527213 is 312725.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 432964 + 94249 = 658^2 + 307^2 .

It is a cyclic number.

It is not a de Polignac number, because 527213 - 2² = 527209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (527203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7088 + ... + 7161.

It is an arithmetic number, because the mean of its divisors is an integer number (135375).

2⁵²⁷²¹³ is an apocalyptic number.

It is an amenable number.

527213 is a deficient number, since it is larger than the sum of its proper divisors (14287).

527213 is a wasteful number, since it uses less digits than its factorization.

527213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14286.

The product of its digits is 420, while the sum is 20.

The square root of 527213 is about 726.0943464867. The cubic root of 527213 is about 80.7846231726.

Adding to 527213 its reverse (312725), we get a palindrome (839938).

The spelling of 527213 in words is "five hundred twenty-seven thousand, two hundred thirteen".