86683645 has 8 divisors (see below), whose sum is σ = 104135904. Its totient is φ = 69269904.

The previous prime is 86683633. The next prime is 86683661. The reversal of 86683645 is 54638668.

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

It is a cyclic number.

It is not a de Polignac number, because 86683645 - 2⁵ = 86683613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86683595 and 86683604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4419 + ... + 13888.

It is an arithmetic number, because the mean of its divisors is an integer number (13016988).

Almost surely, 2^86683645 is an apocalyptic number.

It is an amenable number.

86683645 is a deficient number, since it is larger than the sum of its proper divisors (17452259).

86683645 is a wasteful number, since it uses less digits than its factorization.

86683645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19259.

The product of its digits is 829440, while the sum is 46.

The square root of 86683645 is about 9310.4052006344. The cubic root of 86683645 is about 442.5670278410.

The spelling of 86683645 in words is "eighty-six million, six hundred eighty-three thousand, six hundred forty-five".