86440306 has 8 divisors (see below), whose sum is σ = 129700080. Its totient is φ = 43206948.

The previous prime is 86440247. The next prime is 86440327. The reversal of 86440306 is 60304468.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8365 + ... + 15583.

It is an arithmetic number, because the mean of its divisors is an integer number (16212510).

Almost surely, 2^86440306 is an apocalyptic number.

86440306 is a deficient number, since it is larger than the sum of its proper divisors (43259774).

86440306 is a wasteful number, since it uses less digits than its factorization.

86440306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13208.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 86440306 is about 9297.3278956913. The cubic root of 86440306 is about 442.1525138597.

The spelling of 86440306 in words is "eighty-six million, four hundred forty thousand, three hundred six".