84383443 has 2 divisors, whose sum is σ = 84383444. Its totient is φ = 84383442.

The previous prime is 84383437. The next prime is 84383447. The reversal of 84383443 is 34438348.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84383443 - 2²¹ = 82286291 is a prime.

It is not a weakly prime, because it can be changed into another prime (84383447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42191721 + 42191722.

It is an arithmetic number, because the mean of its divisors is an integer number (42191722).

Almost surely, 2^84383443 is an apocalyptic number.

84383443 is a deficient number, since it is larger than the sum of its proper divisors (1).

84383443 is an equidigital number, since it uses as much as digits as its factorization.

84383443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 37.

The square root of 84383443 is about 9186.0461026494. The cubic root of 84383443 is about 438.6172898628.

It can be divided in two parts, 8438 and 3443, that added together give a square (11881 = 109²).

The spelling of 84383443 in words is "eighty-four million, three hundred eighty-three thousand, four hundred forty-three".