86290241 has 2 divisors, whose sum is σ = 86290242. Its totient is φ = 86290240.

The previous prime is 86290231. The next prime is 86290271. The reversal of 86290241 is 14209268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83192641 + 3097600 = 9121^2 + 1760^2 .

It is a cyclic number.

It is not a de Polignac number, because 86290241 - 2¹⁸ = 86028097 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 86290198 and 86290207.

It is not a weakly prime, because it can be changed into another prime (86290231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43145120 + 43145121.

It is an arithmetic number, because the mean of its divisors is an integer number (43145121).

Almost surely, 2^86290241 is an apocalyptic number.

It is an amenable number.

86290241 is a deficient number, since it is larger than the sum of its proper divisors (1).

86290241 is an equidigital number, since it uses as much as digits as its factorization.

86290241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 86290241 is about 9289.2540604722. The cubic root of 86290241 is about 441.8964988370.

The spelling of 86290241 in words is "eighty-six million, two hundred ninety thousand, two hundred forty-one".