528487 has 2 divisors, whose sum is σ = 528488. Its totient is φ = 528486.

The previous prime is 528469. The next prime is 528491. The reversal of 528487 is 784825.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-528487 is a prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264243 + 264244.

It is an arithmetic number, because the mean of its divisors is an integer number (264244).

2⁵²⁸⁴⁸⁷ is an apocalyptic number.

528487 is a deficient number, since it is larger than the sum of its proper divisors (1).

528487 is an equidigital number, since it uses as much as digits as its factorization.

528487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17920, while the sum is 34.

The square root of 528487 is about 726.9711135939. The cubic root of 528487 is about 80.8496423204.

The spelling of 528487 in words is "five hundred twenty-eight thousand, four hundred eighty-seven".