85923636 has 24 divisors (see below), whose sum is σ = 207402720. Its totient is φ = 27653472.

The previous prime is 85923619. The next prime is 85923637. The reversal of 85923636 is 63632958.

It is a plaindrome in base 11.

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85923637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123106 + ... + 123801.

It is an arithmetic number, because the mean of its divisors is an integer number (8641780).

Almost surely, 2^85923636 is an apocalyptic number.

It is an amenable number.

85923636 is an abundant number, since it is smaller than the sum of its proper divisors (121479084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85923636 is a wasteful number, since it uses less digits than its factorization.

85923636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246943 (or 246941 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 85923636 is about 9269.5003101570. The cubic root of 85923636 is about 441.2698098520.

The spelling of 85923636 in words is "eighty-five million, nine hundred twenty-three thousand, six hundred thirty-six".