98644866 has 8 divisors (see below), whose sum is σ = 197289744. Its totient is φ = 32881620.

The previous prime is 98644859. The next prime is 98644879. The reversal of 98644866 is 66844689.

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

98644866 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8220400 + ... + 8220411.

It is an arithmetic number, because the mean of its divisors is an integer number (24661218).

Almost surely, 2^98644866 is an apocalyptic number.

98644866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

98644866 is a wasteful number, since it uses less digits than its factorization.

98644866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16440816.

The product of its digits is 1990656, while the sum is 51.

The square root of 98644866 is about 9932.0121828359. The cubic root of 98644866 is about 462.0526822853.

The spelling of 98644866 in words is "ninety-eight million, six hundred forty-four thousand, eight hundred sixty-six".