85259827 has 16 divisors (see below), whose sum is σ = 92454912. Its totient is φ = 78392160.

The previous prime is 85259809. The next prime is 85259843. The reversal of 85259827 is 72895258.

It is a cyclic number.

It is not a de Polignac number, because 85259827 - 2¹¹ = 85257779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85259807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140158 + ... + 140764.

It is an arithmetic number, because the mean of its divisors is an integer number (5778432).

Almost surely, 2^85259827 is an apocalyptic number.

85259827 is a deficient number, since it is larger than the sum of its proper divisors (7195085).

85259827 is a wasteful number, since it uses less digits than its factorization.

85259827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858.

The product of its digits is 403200, while the sum is 46.

The square root of 85259827 is about 9233.6248028605. The cubic root of 85259827 is about 440.1305174102.

The spelling of 85259827 in words is "eighty-five million, two hundred fifty-nine thousand, eight hundred twenty-seven".