85536263 has 4 divisors (see below), whose sum is σ = 85573800. Its totient is φ = 85498728.

The previous prime is 85536251. The next prime is 85536289. The reversal of 85536263 is 36263558.

It is a happy number.

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 85536263 - 2⁸ = 85536007 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 (85536203) 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, 15113 + ... + 19986.

It is an arithmetic number, because the mean of its divisors is an integer number (21393450).

Almost surely, 2^85536263 is an apocalyptic number.

85536263 is a deficient number, since it is larger than the sum of its proper divisors (37537).

85536263 is a wasteful number, since it uses less digits than its factorization.

85536263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37536.

The product of its digits is 129600, while the sum is 38.

The square root of 85536263 is about 9248.5816750462. The cubic root of 85536263 is about 440.6056793031.

The spelling of 85536263 in words is "eighty-five million, five hundred thirty-six thousand, two hundred sixty-three".