86111992 has 16 divisors (see below), whose sum is σ = 164107800. Its totient is φ = 42349920.

The previous prime is 86111959. The next prime is 86111999. The reversal of 86111992 is 29911168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86111999) 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, 87742 + ... + 88717.

Almost surely, 2^86111992 is an apocalyptic number.

It is an amenable number.

86111992 is a deficient number, since it is larger than the sum of its proper divisors (77995808).

86111992 is a wasteful number, since it uses less digits than its factorization.

86111992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176526 (or 176522 counting only the distinct ones).

The product of its digits is 7776, while the sum is 37.

The square root of 86111992 is about 9279.6547349565. The cubic root of 86111992 is about 441.5920151667.

The spelling of 86111992 in words is "eighty-six million, one hundred eleven thousand, nine hundred ninety-two".