84044743 has 2 divisors, whose sum is σ = 84044744. Its totient is φ = 84044742.

The previous prime is 84044729. The next prime is 84044749. The reversal of 84044743 is 34744048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84044743 - 2¹³ = 84036551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84044699 and 84044708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84044749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42022371 + 42022372.

It is an arithmetic number, because the mean of its divisors is an integer number (42022372).

Almost surely, 2^84044743 is an apocalyptic number.

84044743 is a deficient number, since it is larger than the sum of its proper divisors (1).

84044743 is an equidigital number, since it uses as much as digits as its factorization.

84044743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 34.

The square root of 84044743 is about 9167.5919957206. The cubic root of 84044743 is about 438.0296592441.

The spelling of 84044743 in words is "eighty-four million, forty-four thousand, seven hundred forty-three".