86223705 has 16 divisors (see below), whose sum is σ = 138288384. Its totient is φ = 45875840.

The previous prime is 86223689. The next prime is 86223733. The reversal of 86223705 is 50732268.

It is not a de Polignac number, because 86223705 - 2⁴ = 86223689 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 204 + ... + 13133.

It is an arithmetic number, because the mean of its divisors is an integer number (8643024).

Almost surely, 2^86223705 is an apocalyptic number.

It is an amenable number.

86223705 is a deficient number, since it is larger than the sum of its proper divisors (52064679).

86223705 is a wasteful number, since it uses less digits than its factorization.

86223705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13776.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 86223705 is about 9285.6720273764. The cubic root of 86223705 is about 441.7828916072.

The spelling of 86223705 in words is "eighty-six million, two hundred twenty-three thousand, seven hundred five".