84947683 has 2 divisors, whose sum is σ = 84947684. Its totient is φ = 84947682.

The previous prime is 84947609. The next prime is 84947729. The reversal of 84947683 is 38674948.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84947683 - 2⁹ = 84947171 is a prime.

It is a super-2 number, since 2×84947683² = 14432217694136978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84947383) 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, 42473841 + 42473842.

It is an arithmetic number, because the mean of its divisors is an integer number (42473842).

Almost surely, 2^84947683 is an apocalyptic number.

84947683 is a deficient number, since it is larger than the sum of its proper divisors (1).

84947683 is an equidigital number, since it uses as much as digits as its factorization.

84947683 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 84947683 is about 9216.7067328846. The cubic root of 84947683 is about 439.5927412755.

The spelling of 84947683 in words is "eighty-four million, nine hundred forty-seven thousand, six hundred eighty-three".