84484319 has 2 divisors, whose sum is σ = 84484320. Its totient is φ = 84484318.

The previous prime is 84484307. The next prime is 84484327. The reversal of 84484319 is 91348448.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84484319 - 2⁸ = 84484063 is a prime.

It is a super-2 number, since 2×84484319² = 14275200313787522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84489319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42242159 + 42242160.

It is an arithmetic number, because the mean of its divisors is an integer number (42242160).

Almost surely, 2^84484319 is an apocalyptic number.

84484319 is a deficient number, since it is larger than the sum of its proper divisors (1).

84484319 is an equidigital number, since it uses as much as digits as its factorization.

84484319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 41.

The square root of 84484319 is about 9191.5351818943. The cubic root of 84484319 is about 438.7920016175.

The spelling of 84484319 in words is "eighty-four million, four hundred eighty-four thousand, three hundred nineteen".