86012199 has 60 divisors (see below), whose sum is σ = 161058744. Its totient is φ = 45341856.

The previous prime is 86012191. The next prime is 86012233. The reversal of 86012199 is 99121068.

It is not a de Polignac number, because 86012199 - 2³ = 86012191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86012191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 50764 + ... + 52430.

Almost surely, 2^86012199 is an apocalyptic number.

86012199 is a deficient number, since it is larger than the sum of its proper divisors (75046545).

86012199 is a wasteful number, since it uses less digits than its factorization.

86012199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706 (or 1690 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 86012199 is about 9274.2761981731. The cubic root of 86012199 is about 441.4213659732.

The spelling of 86012199 in words is "eighty-six million, twelve thousand, one hundred ninety-nine".