52541587 has 4 divisors (see below), whose sum is σ = 60047536. Its totient is φ = 45035640.

The previous prime is 52541581. The next prime is 52541627. The reversal of 52541587 is 78514525.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52541587 - 2¹⁹ = 52017299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52541581) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3752964 + ... + 3752977.

It is an arithmetic number, because the mean of its divisors is an integer number (15011884).

Almost surely, 2^52541587 is an apocalyptic number.

52541587 is a deficient number, since it is larger than the sum of its proper divisors (7505949).

52541587 is an equidigital number, since it uses as much as digits as its factorization.

52541587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7505948.

The product of its digits is 56000, while the sum is 37.

The square root of 52541587 is about 7248.5575806501. The cubic root of 52541587 is about 374.5424630238.

The spelling of 52541587 in words is "fifty-two million, five hundred forty-one thousand, five hundred eighty-seven".