84684793 has 2 divisors, whose sum is σ = 84684794. Its totient is φ = 84684792.

The previous prime is 84684779. The next prime is 84684863. The reversal of 84684793 is 39748648.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75394489 + 9290304 = 8683^2 + 3048^2 .

It is a cyclic number.

It is not a de Polignac number, because 84684793 - 2²⁵ = 51130361 is a prime.

It is not a weakly prime, because it can be changed into another prime (84684703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42342396 + 42342397.

It is an arithmetic number, because the mean of its divisors is an integer number (42342397).

Almost surely, 2^84684793 is an apocalyptic number.

It is an amenable number.

84684793 is a deficient number, since it is larger than the sum of its proper divisors (1).

84684793 is an equidigital number, since it uses as much as digits as its factorization.

84684793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 49.

The square root of 84684793 is about 9202.4340801768. The cubic root of 84684793 is about 439.1387993092.

The spelling of 84684793 in words is "eighty-four million, six hundred eighty-four thousand, seven hundred ninety-three".