52385587 has 2 divisors, whose sum is σ = 52385588. Its totient is φ = 52385586.

The previous prime is 52385581. The next prime is 52385609. The reversal of 52385587 is 78558325.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52385587 - 2³ = 52385579 is a prime.

It is not a weakly prime, because it can be changed into another prime (52385581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26192793 + 26192794.

It is an arithmetic number, because the mean of its divisors is an integer number (26192794).

Almost surely, 2^52385587 is an apocalyptic number.

52385587 is a deficient number, since it is larger than the sum of its proper divisors (1).

52385587 is an equidigital number, since it uses as much as digits as its factorization.

52385587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 336000, while the sum is 43.

The square root of 52385587 is about 7237.7888197985. The cubic root of 52385587 is about 374.1714137941.

The spelling of 52385587 in words is "fifty-two million, three hundred eighty-five thousand, five hundred eighty-seven".