84906163 has 4 divisors (see below), whose sum is σ = 85063648. Its totient is φ = 84748680.

The previous prime is 84906091. The next prime is 84906167. The reversal of 84906163 is 36160948.

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 84906163 - 2⁹ = 84905651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84906167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77931 + ... + 79012.

It is an arithmetic number, because the mean of its divisors is an integer number (21265912).

Almost surely, 2^84906163 is an apocalyptic number.

84906163 is a deficient number, since it is larger than the sum of its proper divisors (157485).

84906163 is a wasteful number, since it uses less digits than its factorization.

84906163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157484.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 84906163 is about 9214.4540261483. The cubic root of 84906163 is about 439.5211094803.

The spelling of 84906163 in words is "eighty-four million, nine hundred six thousand, one hundred sixty-three".