86860441 has 2 divisors, whose sum is σ = 86860442. Its totient is φ = 86860440.

The previous prime is 86860439. The next prime is 86860447. The reversal of 86860441 is 14406868.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83265625 + 3594816 = 9125^2 + 1896^2 .

It is a cyclic number.

It is not a de Polignac number, because 86860441 - 2¹ = 86860439 is a prime.

Together with 86860439, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 86860441.

It is not a weakly prime, because it can be changed into another prime (86860447) by changing a digit.

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 as a sum of consecutive naturals, namely, 43430220 + 43430221.

It is an arithmetic number, because the mean of its divisors is an integer number (43430221).

Almost surely, 2^86860441 is an apocalyptic number.

It is an amenable number.

86860441 is a deficient number, since it is larger than the sum of its proper divisors (1).

86860441 is an equidigital number, since it uses as much as digits as its factorization.

86860441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 86860441 is about 9319.8949028409. The cubic root of 86860441 is about 442.8677033456.

The spelling of 86860441 in words is "eighty-six million, eight hundred sixty thousand, four hundred forty-one".