98991366 has 8 divisors (see below), whose sum is σ = 197982744. Its totient is φ = 32997120.

The previous prime is 98991341. The next prime is 98991377. The reversal of 98991366 is 66319989.

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

98991366 is an admirable number.

It is a congruent 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, 8249275 + ... + 8249286.

It is an arithmetic number, because the mean of its divisors is an integer number (24747843).

Almost surely, 2^98991366 is an apocalyptic number.

98991366 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.

98991366 is a wasteful number, since it uses less digits than its factorization.

98991366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16498566.

The product of its digits is 629856, while the sum is 51.

The square root of 98991366 is about 9949.4404867812. The cubic root of 98991366 is about 462.5930522292.

The spelling of 98991366 in words is "ninety-eight million, nine hundred ninety-one thousand, three hundred sixty-six".