86944423 has 2 divisors, whose sum is σ = 86944424. Its totient is φ = 86944422.

The previous prime is 86944421. The next prime is 86944427. The reversal of 86944423 is 32444968.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86944423 - 2¹ = 86944421 is a prime.

Together with 86944421, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86944421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43472211 + 43472212.

It is an arithmetic number, because the mean of its divisors is an integer number (43472212).

Almost surely, 2^86944423 is an apocalyptic number.

86944423 is a deficient number, since it is larger than the sum of its proper divisors (1).

86944423 is an equidigital number, since it uses as much as digits as its factorization.

86944423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 40.

The square root of 86944423 is about 9324.3993372227. The cubic root of 86944423 is about 443.0103879197.

The spelling of 86944423 in words is "eighty-six million, nine hundred forty-four thousand, four hundred twenty-three".