86322785 has 16 divisors (see below), whose sum is σ = 106811136. Its totient is φ = 66937728.

The previous prime is 86322767. The next prime is 86322811. The reversal of 86322785 is 58722368.

It is a cyclic number.

It is not a de Polignac number, because 86322785 - 2⁶ = 86322721 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23429 + ... + 26861.

It is an arithmetic number, because the mean of its divisors is an integer number (6675696).

Almost surely, 2^86322785 is an apocalyptic number.

It is an amenable number.

86322785 is a deficient number, since it is larger than the sum of its proper divisors (20488351).

86322785 is a wasteful number, since it uses less digits than its factorization.

86322785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3592.

The product of its digits is 161280, while the sum is 41.

The square root of 86322785 is about 9291.0055968124. The cubic root of 86322785 is about 441.9520449874.

The spelling of 86322785 in words is "eighty-six million, three hundred twenty-two thousand, seven hundred eighty-five".