86533841 has 2 divisors, whose sum is σ = 86533842. Its totient is φ = 86533840.

The previous prime is 86533831. The next prime is 86533907. The reversal of 86533841 is 14833568.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67305616 + 19228225 = 8204^2 + 4385^2 .

It is a cyclic number.

It is not a de Polignac number, because 86533841 - 2¹⁸ = 86271697 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86533795 and 86533804.

It is not a weakly prime, because it can be changed into another prime (86533801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43266920 + 43266921.

It is an arithmetic number, because the mean of its divisors is an integer number (43266921).

Almost surely, 2^86533841 is an apocalyptic number.

It is an amenable number.

86533841 is a deficient number, since it is larger than the sum of its proper divisors (1).

86533841 is an equidigital number, since it uses as much as digits as its factorization.

86533841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

The square root of 86533841 is about 9302.3567443955. The cubic root of 86533841 is about 442.3119372784.

The spelling of 86533841 in words is "eighty-six million, five hundred thirty-three thousand, eight hundred forty-one".