52865567 has 2 divisors, whose sum is σ = 52865568. Its totient is φ = 52865566.

The previous prime is 52865551. The next prime is 52865587. The reversal of 52865567 is 76556825.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52865567 - 2⁴ = 52865551 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52865507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26432783 + 26432784.

It is an arithmetic number, because the mean of its divisors is an integer number (26432784).

Almost surely, 2^52865567 is an apocalyptic number.

52865567 is a deficient number, since it is larger than the sum of its proper divisors (1).

52865567 is an equidigital number, since it uses as much as digits as its factorization.

52865567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504000, while the sum is 44.

The square root of 52865567 is about 7270.8711307518. The cubic root of 52865567 is about 375.3107161065.

The spelling of 52865567 in words is "fifty-two million, eight hundred sixty-five thousand, five hundred sixty-seven".