84374273 has 2 divisors, whose sum is σ = 84374274. Its totient is φ = 84374272.

The previous prime is 84374263. The next prime is 84374287. The reversal of 84374273 is 37247348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60481729 + 23892544 = 7777^2 + 4888^2 .

It is a cyclic number.

It is not a de Polignac number, because 84374273 - 2¹⁰ = 84373249 is a prime.

It is not a weakly prime, because it can be changed into another prime (84374243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42187136 + 42187137.

It is an arithmetic number, because the mean of its divisors is an integer number (42187137).

Almost surely, 2^84374273 is an apocalyptic number.

It is an amenable number.

84374273 is a deficient number, since it is larger than the sum of its proper divisors (1).

84374273 is an equidigital number, since it uses as much as digits as its factorization.

84374273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 38.

The square root of 84374273 is about 9185.5469624841. The cubic root of 84374273 is about 438.6014010182.

The spelling of 84374273 in words is "eighty-four million, three hundred seventy-four thousand, two hundred seventy-three".