85587371 has 2 divisors, whose sum is σ = 85587372. Its totient is φ = 85587370.

The previous prime is 85587349. The next prime is 85587379. The reversal of 85587371 is 17378558.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85587371 - 2¹⁴ = 85570987 is a prime.

It is a super-3 number, since 3×85587371³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (85587379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42793685 + 42793686.

It is an arithmetic number, because the mean of its divisors is an integer number (42793686).

Almost surely, 2^85587371 is an apocalyptic number.

85587371 is a deficient number, since it is larger than the sum of its proper divisors (1).

85587371 is an equidigital number, since it uses as much as digits as its factorization.

85587371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 235200, while the sum is 44.

The square root of 85587371 is about 9251.3442806978. The cubic root of 85587371 is about 440.6934159379.

It can be divided in two parts, 85587 and 371, that added together give a palindrome (85958).

The spelling of 85587371 in words is "eighty-five million, five hundred eighty-seven thousand, three hundred seventy-one".