84938753 has 2 divisors, whose sum is σ = 84938754. Its totient is φ = 84938752.

The previous prime is 84938723. The next prime is 84938761. The reversal of 84938753 is 35783948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78446449 + 6492304 = 8857^2 + 2548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84938753 is a prime.

It is a super-2 number, since 2×84938753² = 14429183522390018, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84938698 and 84938707.

It is not a weakly prime, because it can be changed into another prime (84938723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42469376 + 42469377.

It is an arithmetic number, because the mean of its divisors is an integer number (42469377).

Almost surely, 2^84938753 is an apocalyptic number.

It is an amenable number.

84938753 is a deficient number, since it is larger than the sum of its proper divisors (1).

84938753 is an equidigital number, since it uses as much as digits as its factorization.

84938753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 47.

The square root of 84938753 is about 9216.2222737953. Note that the first 4 decimals coincide. The cubic root of 84938753 is about 439.5773368893.

The spelling of 84938753 in words is "eighty-four million, nine hundred thirty-eight thousand, seven hundred fifty-three".