98763843 has 16 divisors (see below), whose sum is σ = 138922880. Its totient is φ = 62239104.

The previous prime is 98763839. The next prime is 98763851. The reversal of 98763843 is 34836789.

It is a Cunningham number, because it is equal to 9938²-1.

It is not a de Polignac number, because 98763843 - 2² = 98763839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98763792 and 98763801.

It is not an unprimeable number, because it can be changed into a prime (98763803) 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 in 15 ways as a sum of consecutive naturals, for example, 28155 + ... + 31467.

It is an arithmetic number, because the mean of its divisors is an integer number (8682680).

Almost surely, 2^98763843 is an apocalyptic number.

98763843 is a deficient number, since it is larger than the sum of its proper divisors (40159037).

98763843 is a wasteful number, since it uses less digits than its factorization.

98763843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858.

The product of its digits is 870912, while the sum is 48.

The square root of 98763843 is about 9937.9999496881. Note that the first 4 decimals coincide. The cubic root of 98763843 is about 462.2383704598.

The spelling of 98763843 in words is "ninety-eight million, seven hundred sixty-three thousand, eight hundred forty-three".