84744343 has 2 divisors, whose sum is σ = 84744344. Its totient is φ = 84744342.

The previous prime is 84744323. The next prime is 84744419. The reversal of 84744343 is 34344748.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84744343 - 2²⁵ = 51189911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84744323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42372171 + 42372172.

It is an arithmetic number, because the mean of its divisors is an integer number (42372172).

Almost surely, 2^84744343 is an apocalyptic number.

84744343 is a deficient number, since it is larger than the sum of its proper divisors (1).

84744343 is an equidigital number, since it uses as much as digits as its factorization.

84744343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 37.

The square root of 84744343 is about 9205.6690685686. The cubic root of 84744343 is about 439.2417087269.

The spelling of 84744343 in words is "eighty-four million, seven hundred forty-four thousand, three hundred forty-three".