84491327 has 2 divisors, whose sum is σ = 84491328. Its totient is φ = 84491326.

The previous prime is 84491317. The next prime is 84491339. The reversal of 84491327 is 72319448.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84491327 - 2⁶ = 84491263 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84491317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42245663 + 42245664.

It is an arithmetic number, because the mean of its divisors is an integer number (42245664).

Almost surely, 2^84491327 is an apocalyptic number.

84491327 is a deficient number, since it is larger than the sum of its proper divisors (1).

84491327 is an equidigital number, since it uses as much as digits as its factorization.

84491327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 38.

The square root of 84491327 is about 9191.9163943108. The cubic root of 84491327 is about 438.8041339255.

The spelling of 84491327 in words is "eighty-four million, four hundred ninety-one thousand, three hundred twenty-seven".