86000172 has 24 divisors (see below), whose sum is σ = 205334976. Its totient is φ = 27999888.

The previous prime is 86000147. The next prime is 86000183. The reversal of 86000172 is 27100068.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82818 + ... + 83849.

It is an arithmetic number, because the mean of its divisors is an integer number (8555624).

Almost surely, 2^86000172 is an apocalyptic number.

It is an amenable number.

86000172 is an abundant number, since it is smaller than the sum of its proper divisors (119334804).

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

86000172 is a wasteful number, since it uses less digits than its factorization.

86000172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166717 (or 166715 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 86000172 is about 9273.6277691096. The cubic root of 86000172 is about 441.4007905110.

The spelling of 86000172 in words is "eighty-six million, one hundred seventy-two", and thus it is an aban number.