85502238 has 16 divisors (see below), whose sum is σ = 171210000. Its totient is φ = 28466496.

The previous prime is 85502213. The next prime is 85502239. The reversal of 85502238 is 83220558.

It is a junction number, because it is equal to n+sod(n) for n = 85502199 and 85502208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85502239) 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, 2863 + ... + 13386.

It is an arithmetic number, because the mean of its divisors is an integer number (10700625).

Almost surely, 2^85502238 is an apocalyptic number.

85502238 is an abundant number, since it is smaller than the sum of its proper divisors (85707762).

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

85502238 is a wasteful number, since it uses less digits than its factorization.

85502238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17131.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 85502238 is about 9246.7420208417. The cubic root of 85502238 is about 440.5472495176.

The spelling of 85502238 in words is "eighty-five million, five hundred two thousand, two hundred thirty-eight".