98993911 has 8 divisors (see below), whose sum is σ = 100774800. Its totient is φ = 97218240.

The previous prime is 98993903. The next prime is 98993927. The reversal of 98993911 is 11939989.

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

It is a cyclic number.

It is not a de Polignac number, because 98993911 - 2³ = 98993903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98990911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76155 + ... + 77443.

It is an arithmetic number, because the mean of its divisors is an integer number (12596850).

Almost surely, 2^98993911 is an apocalyptic number.

98993911 is a deficient number, since it is larger than the sum of its proper divisors (1780889).

98993911 is a wasteful number, since it uses less digits than its factorization.

98993911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609.

The product of its digits is 157464, while the sum is 49.

The square root of 98993911 is about 9949.5683825983. The cubic root of 98993911 is about 462.5970165118.

It can be divided in two parts, 98 and 993911, that added together give a square (994009 = 997²).

The spelling of 98993911 in words is "ninety-eight million, nine hundred ninety-three thousand, nine hundred eleven".