86172035 has 4 divisors (see below), whose sum is σ = 103406448. Its totient is φ = 68937624.

The previous prime is 86172029. The next prime is 86172059. The reversal of 86172035 is 53027168.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86172035 - 2⁴ = 86172019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86171992 and 86172010.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8617199 + ... + 8617208.

It is an arithmetic number, because the mean of its divisors is an integer number (25851612).

Almost surely, 2^86172035 is an apocalyptic number.

86172035 is a deficient number, since it is larger than the sum of its proper divisors (17234413).

86172035 is a wasteful number, since it uses less digits than its factorization.

86172035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17234412.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 86172035 is about 9282.8893670021. The cubic root of 86172035 is about 441.6946270816.

The spelling of 86172035 in words is "eighty-six million, one hundred seventy-two thousand, thirty-five".