98732643 has 4 divisors (see below), whose sum is σ = 131643528. Its totient is φ = 65821760.

The previous prime is 98732611. The next prime is 98732653. The reversal of 98732643 is 34623789.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98732643 - 2⁵ = 98732611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98732595 and 98732604.

It is not an unprimeable number, because it can be changed into a prime (98732603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16455438 + ... + 16455443.

It is an arithmetic number, because the mean of its divisors is an integer number (32910882).

Almost surely, 2^98732643 is an apocalyptic number.

98732643 is a deficient number, since it is larger than the sum of its proper divisors (32910885).

98732643 is a wasteful number, since it uses less digits than its factorization.

98732643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32910884.

The product of its digits is 217728, while the sum is 42.

The square root of 98732643 is about 9936.4300933484. The cubic root of 98732643 is about 462.1896908498.

The spelling of 98732643 in words is "ninety-eight million, seven hundred thirty-two thousand, six hundred forty-three".