85363871 has 4 divisors (see below), whose sum is σ = 85399200. Its totient is φ = 85328544.

The previous prime is 85363853. The next prime is 85363877. The reversal of 85363871 is 17836358.

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 85363871 - 2⁶ = 85363807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85363877) 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, 13751 + ... + 18968.

It is an arithmetic number, because the mean of its divisors is an integer number (21349800).

Almost surely, 2^85363871 is an apocalyptic number.

85363871 is a deficient number, since it is larger than the sum of its proper divisors (35329).

85363871 is a wasteful number, since it uses less digits than its factorization.

85363871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35328.

The product of its digits is 120960, while the sum is 41.

The square root of 85363871 is about 9239.2570588765. The cubic root of 85363871 is about 440.3094775234.

The spelling of 85363871 in words is "eighty-five million, three hundred sixty-three thousand, eight hundred seventy-one".