98776793 has 2 divisors, whose sum is σ = 98776794. Its totient is φ = 98776792.

The previous prime is 98776787. The next prime is 98776823. The reversal of 98776793 is 39767789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95981209 + 2795584 = 9797^2 + 1672^2 .

It is an emirp because it is prime and its reverse (39767789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98776793 - 2⁸ = 98776537 is a prime.

It is not a weakly prime, because it can be changed into another prime (98773793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49388396 + 49388397.

It is an arithmetic number, because the mean of its divisors is an integer number (49388397).

Almost surely, 2^98776793 is an apocalyptic number.

It is an amenable number.

98776793 is a deficient number, since it is larger than the sum of its proper divisors (1).

98776793 is an equidigital number, since it uses as much as digits as its factorization.

98776793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4000752, while the sum is 56.

The square root of 98776793 is about 9938.6514678803. The cubic root of 98776793 is about 462.2585726077.

The spelling of 98776793 in words is "ninety-eight million, seven hundred seventy-six thousand, seven hundred ninety-three".