86270837 has 2 divisors, whose sum is σ = 86270838. Its totient is φ = 86270836.

The previous prime is 86270777. The next prime is 86270839. The reversal of 86270837 is 73807268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48804196 + 37466641 = 6986^2 + 6121^2 .

It is a cyclic number.

It is not a de Polignac number, because 86270837 - 2⁸ = 86270581 is a prime.

Together with 86270839, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 86270794 and 86270803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86270839) 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, 43135418 + 43135419.

It is an arithmetic number, because the mean of its divisors is an integer number (43135419).

Almost surely, 2^86270837 is an apocalyptic number.

It is an amenable number.

86270837 is a deficient number, since it is larger than the sum of its proper divisors (1).

86270837 is an equidigital number, since it uses as much as digits as its factorization.

86270837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 86270837 is about 9288.2095691258. The cubic root of 86270837 is about 441.8633734129.

The spelling of 86270837 in words is "eighty-six million, two hundred seventy thousand, eight hundred thirty-seven".