86406163 has 4 divisors (see below), whose sum is σ = 88244640. Its totient is φ = 84567688.

The previous prime is 86406161. The next prime is 86406169. The reversal of 86406163 is 36160468.

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 86406163 - 2¹ = 86406161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86406161) 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, 919168 + ... + 919261.

It is an arithmetic number, because the mean of its divisors is an integer number (22061160).

Almost surely, 2^86406163 is an apocalyptic number.

86406163 is a deficient number, since it is larger than the sum of its proper divisors (1838477).

86406163 is a wasteful number, since it uses less digits than its factorization.

86406163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838476.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 86406163 is about 9295.4915416023. The cubic root of 86406163 is about 442.0942910157.

The spelling of 86406163 in words is "eighty-six million, four hundred six thousand, one hundred sixty-three".