527869 has 2 divisors, whose sum is σ = 527870. Its totient is φ = 527868.

The previous prime is 527851. The next prime is 527881. The reversal of 527869 is 968725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 375769 + 152100 = 613^2 + 390^2 .

It is a cyclic number.

It is not a de Polignac number, because 527869 - 2⁷ = 527741 is a prime.

It is a super-2 number, since 2×527869² = 557291362322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (527809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263934 + 263935.

It is an arithmetic number, because the mean of its divisors is an integer number (263935).

2⁵²⁷⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

527869 is a deficient number, since it is larger than the sum of its proper divisors (1).

527869 is an equidigital number, since it uses as much as digits as its factorization.

527869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 527869 is about 726.5459379833. The cubic root of 527869 is about 80.8181154853.

It can be divided in two parts, 52 and 7869, that added together give a square (7921 = 89²).

The spelling of 527869 in words is "five hundred twenty-seven thousand, eight hundred sixty-nine".