98644608 has 256 divisors, whose sum is σ = 326073600. Its totient is φ = 29196288.

The previous prime is 98644589. The next prime is 98644639. The reversal of 98644608 is 80644689.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1351260 + ... + 1351332.

It is an arithmetic number, because the mean of its divisors is an integer number (1273725).

Almost surely, 2^98644608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98644608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163036800).

98644608 is an abundant number, since it is smaller than the sum of its proper divisors (227428992).

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

98644608 is a wasteful number, since it uses less digits than its factorization.

98644608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 98644608 is about 9931.9991945227. Note that the first 3 decimals coincide. The cubic root of 98644608 is about 462.0522794608.

The spelling of 98644608 in words is "ninety-eight million, six hundred forty-four thousand, six hundred eight".