86242236 has 24 divisors (see below), whose sum is σ = 205030224. Its totient is φ = 28204800.

The previous prime is 86242231. The next prime is 86242267. The reversal of 86242236 is 63224268.

It is a junction number, because it is equal to n+sod(n) for n = 86242197 and 86242206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86242231) 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, 67165 + ... + 68436.

It is an arithmetic number, because the mean of its divisors is an integer number (8542926).

Almost surely, 2^86242236 is an apocalyptic number.

It is an amenable number.

86242236 is an abundant number, since it is smaller than the sum of its proper divisors (118787988).

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

86242236 is a wasteful number, since it uses less digits than its factorization.

86242236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135661 (or 135659 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 86242236 is about 9286.6698013874. The cubic root of 86242236 is about 441.8145383272.

The spelling of 86242236 in words is "eighty-six million, two hundred forty-two thousand, two hundred thirty-six".