86231892 has 24 divisors (see below), whose sum is σ = 201678400. Its totient is φ = 28676736.

The previous prime is 86231869. The next prime is 86231911. The reversal of 86231892 is 29813268.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 86231892.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2917 + ... + 13452.

Almost surely, 2^86231892 is an apocalyptic number.

It is an amenable number.

86231892 is an abundant number, since it is smaller than the sum of its proper divisors (115446508).

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

86231892 is a wasteful number, since it uses less digits than its factorization.

86231892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16815 (or 16813 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The square root of 86231892 is about 9286.1128573801. The cubic root of 86231892 is about 441.7968736943.

The spelling of 86231892 in words is "eighty-six million, two hundred thirty-one thousand, eight hundred ninety-two".