98789647 has 8 divisors (see below), whose sum is σ = 108006912. Its totient is φ = 89611800.

The previous prime is 98789627. The next prime is 98789651. The reversal of 98789647 is 74698789.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98789647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98789591 and 98789600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98789627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4479 + ... + 14752.

It is an arithmetic number, because the mean of its divisors is an integer number (13500864).

Almost surely, 2^98789647 is an apocalyptic number.

98789647 is a deficient number, since it is larger than the sum of its proper divisors (9217265).

98789647 is a wasteful number, since it uses less digits than its factorization.

98789647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19709.

The product of its digits is 6096384, while the sum is 58.

The square root of 98789647 is about 9939.2981140521. The cubic root of 98789647 is about 462.2786232484.

The spelling of 98789647 in words is "ninety-eight million, seven hundred eighty-nine thousand, six hundred forty-seven".