8485691 has 4 divisors (see below), whose sum is σ = 8715072. Its totient is φ = 8256312.

The previous prime is 8485681. The next prime is 8485721. The reversal of 8485691 is 1965848.

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 8485691 - 2¹⁰ = 8484667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8485681) 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, 114635 + ... + 114708.

It is an arithmetic number, because the mean of its divisors is an integer number (2178768).

Almost surely, 2^8485691 is an apocalyptic number.

8485691 is a deficient number, since it is larger than the sum of its proper divisors (229381).

8485691 is a wasteful number, since it uses less digits than its factorization.

8485691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229380.

The product of its digits is 69120, while the sum is 41.

The square root of 8485691 is about 2913.0209405358. The cubic root of 8485691 is about 203.9681723382.

The spelling of 8485691 in words is "eight million, four hundred eighty-five thousand, six hundred ninety-one".