86245933 has 2 divisors, whose sum is σ = 86245934. Its totient is φ = 86245932.

The previous prime is 86245849. The next prime is 86245949. The reversal of 86245933 is 33954268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50509449 + 35736484 = 7107^2 + 5978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86245933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86245963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43122966 + 43122967.

It is an arithmetic number, because the mean of its divisors is an integer number (43122967).

Almost surely, 2^86245933 is an apocalyptic number.

It is an amenable number.

86245933 is a deficient number, since it is larger than the sum of its proper divisors (1).

86245933 is an equidigital number, since it uses as much as digits as its factorization.

86245933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 40.

The square root of 86245933 is about 9286.8688480025. The cubic root of 86245933 is about 441.8208514172.

It can be divided in two parts, 86245 and 933, that added together give a palindrome (87178).

The spelling of 86245933 in words is "eighty-six million, two hundred forty-five thousand, nine hundred thirty-three".