98343681 has 4 divisors (see below), whose sum is σ = 131124912. Its totient is φ = 65562452.

The previous prime is 98343667. The next prime is 98343683. The reversal of 98343681 is 18634389.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98343681 - 2⁹ = 98343169 is a prime.

It is a super-2 number, since 2×98343681² = 19342959185259522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98343683) 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, 16390611 + ... + 16390616.

It is an arithmetic number, because the mean of its divisors is an integer number (32781228).

Almost surely, 2^98343681 is an apocalyptic number.

It is an amenable number.

98343681 is a deficient number, since it is larger than the sum of its proper divisors (32781231).

98343681 is a wasteful number, since it uses less digits than its factorization.

98343681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32781230.

The product of its digits is 124416, while the sum is 42.

The square root of 98343681 is about 9916.8382562186. The cubic root of 98343681 is about 461.5819525662.

The spelling of 98343681 in words is "ninety-eight million, three hundred forty-three thousand, six hundred eighty-one".