86656802 has 16 divisors (see below), whose sum is σ = 132994872. Its totient is φ = 42332160.

The previous prime is 86656789. The next prime is 86656813. The reversal of 86656802 is 20865668.

It can be written as a sum of positive squares in 4 ways, for example, as 83156161 + 3500641 = 9119^2 + 1871^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86656802.

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 7 ways as a sum of consecutive naturals, for example, 25652 + ... + 28832.

Almost surely, 2^86656802 is an apocalyptic number.

86656802 is a deficient number, since it is larger than the sum of its proper divisors (46338070).

86656802 is a wasteful number, since it uses less digits than its factorization.

86656802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 86656802 is about 9308.9635298458. The cubic root of 86656802 is about 442.5213404329.

The spelling of 86656802 in words is "eighty-six million, six hundred fifty-six thousand, eight hundred two".