86665235 has 16 divisors (see below), whose sum is σ = 111632256. Its totient is φ = 64355328.

The previous prime is 86665231. The next prime is 86665247. The reversal of 86665235 is 53256668.

It is a cyclic number.

It is not a de Polignac number, because 86665235 - 2² = 86665231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86665192 and 86665201.

It is not an unprimeable number, because it can be changed into a prime (86665231) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 779 + ... + 13188.

It is an arithmetic number, because the mean of its divisors is an integer number (6977016).

Almost surely, 2^86665235 is an apocalyptic number.

86665235 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

86665235 is a deficient number, since it is larger than the sum of its proper divisors (24967021).

86665235 is a wasteful number, since it uses less digits than its factorization.

86665235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14062.

The product of its digits is 259200, while the sum is 41.

The square root of 86665235 is about 9309.4164693605. The cubic root of 86665235 is about 442.5356946107.

The spelling of 86665235 in words is "eighty-six million, six hundred sixty-five thousand, two hundred thirty-five".