86166147 has 8 divisors (see below), whose sum is σ = 114940944. Its totient is φ = 57417728.

The previous prime is 86166107. The next prime is 86166173. The reversal of 86166147 is 74166168.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86166147 - 2¹⁵ = 86133379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86166107) 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 7 ways as a sum of consecutive naturals, for example, 3043 + ... + 13475.

It is an arithmetic number, because the mean of its divisors is an integer number (14367618).

Almost surely, 2^86166147 is an apocalyptic number.

86166147 is a deficient number, since it is larger than the sum of its proper divisors (28774797).

86166147 is a wasteful number, since it uses less digits than its factorization.

86166147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13189.

The product of its digits is 48384, while the sum is 39.

The square root of 86166147 is about 9282.5722189488. The cubic root of 86166147 is about 441.6845667521.

The spelling of 86166147 in words is "eighty-six million, one hundred sixty-six thousand, one hundred forty-seven".