86493664 has 24 divisors (see below), whose sum is σ = 171882648. Its totient is φ = 42840960.

The previous prime is 86493647. The next prime is 86493707. The reversal of 86493664 is 46639468.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9207 + ... + 16054.

It is an arithmetic number, because the mean of its divisors is an integer number (7161777).

Almost surely, 2^86493664 is an apocalyptic number.

It is an amenable number.

86493664 is a deficient number, since it is larger than the sum of its proper divisors (85388984).

86493664 is a wasteful number, since it uses less digits than its factorization.

86493664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25378 (or 25370 counting only the distinct ones).

The product of its digits is 746496, while the sum is 46.

The square root of 86493664 is about 9300.1969871611. The cubic root of 86493664 is about 442.2434726659.

The spelling of 86493664 in words is "eighty-six million, four hundred ninety-three thousand, six hundred sixty-four".