86682945 has 16 divisors (see below), whose sum is σ = 138912192. Its totient is φ = 46157760.

The previous prime is 86682923. The next prime is 86682989. The reversal of 86682945 is 54928668.

It is a happy number.

It is not a de Polignac number, because 86682945 - 2⁸ = 86682689 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 86682894 and 86682903.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6015 + ... + 14475.

It is an arithmetic number, because the mean of its divisors is an integer number (8682012).

Almost surely, 2^86682945 is an apocalyptic number.

It is an amenable number.

86682945 is a deficient number, since it is larger than the sum of its proper divisors (52229247).

86682945 is a wasteful number, since it uses less digits than its factorization.

86682945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9152.

The product of its digits is 829440, while the sum is 48.

The square root of 86682945 is about 9310.3676082097. The cubic root of 86682945 is about 442.5658365446.

The spelling of 86682945 in words is "eighty-six million, six hundred eighty-two thousand, nine hundred forty-five".