538567 has 2 divisors, whose sum is σ = 538568. Its totient is φ = 538566.

The previous prime is 538561. The next prime is 538579. The reversal of 538567 is 765835.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538561) 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, 269283 + 269284.

It is an arithmetic number, because the mean of its divisors is an integer number (269284).

2⁵³⁸⁵⁶⁷ is an apocalyptic number.

538567 is a deficient number, since it is larger than the sum of its proper divisors (1).

538567 is an equidigital number, since it uses as much as digits as its factorization.

538567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The square root of 538567 is about 733.8712421127. The cubic root of 538567 is about 81.3604320852.

The spelling of 538567 in words is "five hundred thirty-eight thousand, five hundred sixty-seven".