86346786 has 32 divisors (see below), whose sum is σ = 176060160. Its totient is φ = 28225296.

The previous prime is 86346751. The next prime is 86346797. The reversal of 86346786 is 68764368.

It is a happy number.

It is a Smith number, since the sum of its digits (48) 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, 139185 + ... + 139803.

It is an arithmetic number, because the mean of its divisors is an integer number (5501880).

Almost surely, 2^86346786 is an apocalyptic number.

86346786 is an abundant number, since it is smaller than the sum of its proper divisors (89713374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86346786 is a wasteful number, since it uses less digits than its factorization.

86346786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038.

The product of its digits is 1161216, while the sum is 48.

The square root of 86346786 is about 9292.2971325717. The cubic root of 86346786 is about 441.9930009880.

The spelling of 86346786 in words is "eighty-six million, three hundred forty-six thousand, seven hundred eighty-six".