86446756 has 18 divisors (see below), whose sum is σ = 166285910. Its totient is φ = 39293760.

The previous prime is 86446747. The next prime is 86446781. The reversal of 86446756 is 65764468.

It can be written as a sum of positive squares in only one way, i.e., 85377600 + 1069156 = 9240^2 + 1034^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 88821 + ... + 89788.

Almost surely, 2^86446756 is an apocalyptic number.

It is an amenable number.

86446756 is a deficient number, since it is larger than the sum of its proper divisors (79839154).

86446756 is a wasteful number, since it uses less digits than its factorization.

86446756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178635 (or 178622 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 86446756 is about 9297.6747630792. The cubic root of 86446756 is about 442.1635110936.

It can be divided in two parts, 8644 and 6756, that added together give a triangular number (15400 = T₁₇₅).

The spelling of 86446756 in words is "eighty-six million, four hundred forty-six thousand, seven hundred fifty-six".