84874343 has 2 divisors, whose sum is σ = 84874344. Its totient is φ = 84874342.

The previous prime is 84874331. The next prime is 84874367. The reversal of 84874343 is 34347848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84874343 - 2⁸ = 84874087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84874343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84874313) 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, 42437171 + 42437172.

It is an arithmetic number, because the mean of its divisors is an integer number (42437172).

Almost surely, 2^84874343 is an apocalyptic number.

84874343 is a deficient number, since it is larger than the sum of its proper divisors (1).

84874343 is an equidigital number, since it uses as much as digits as its factorization.

84874343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 258048, while the sum is 41.

The square root of 84874343 is about 9212.7272292194. The cubic root of 84874343 is about 439.4661966656.

The spelling of 84874343 in words is "eighty-four million, eight hundred seventy-four thousand, three hundred forty-three".