98684783 has 2 divisors, whose sum is σ = 98684784. Its totient is φ = 98684782.

The previous prime is 98684741. The next prime is 98684837. The reversal of 98684783 is 38748689.

It is a happy number.

Together with next prime (98684837) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98684783 - 2²⁰ = 97636207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98684723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49342391 + 49342392.

It is an arithmetic number, because the mean of its divisors is an integer number (49342392).

Almost surely, 2^98684783 is an apocalyptic number.

98684783 is a deficient number, since it is larger than the sum of its proper divisors (1).

98684783 is an equidigital number, since it uses as much as digits as its factorization.

98684783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2322432, while the sum is 53.

The square root of 98684783 is about 9934.0214918229. The cubic root of 98684783 is about 462.1149976409.

The spelling of 98684783 in words is "ninety-eight million, six hundred eighty-four thousand, seven hundred eighty-three".