98643408 has 20 divisors (see below), whose sum is σ = 254828928. Its totient is φ = 32881120.

The previous prime is 98643403. The next prime is 98643427. The reversal of 98643408 is 80434689.

It is a self number, because there is not a number n which added to its sum of digits gives 98643408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98643403) 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, 1027488 + ... + 1027583.

Almost surely, 2^98643408 is an apocalyptic number.

It is an amenable number.

98643408 is an abundant number, since it is smaller than the sum of its proper divisors (156185520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98643408 is a wasteful number, since it uses less digits than its factorization.

98643408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2055082 (or 2055076 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 98643408 is about 9931.9387835407. The cubic root of 98643408 is about 462.0504058495.

The spelling of 98643408 in words is "ninety-eight million, six hundred forty-three thousand, four hundred eight".