98690311 has 4 divisors (see below), whose sum is σ = 99027432. Its totient is φ = 98353192.

The previous prime is 98690297. The next prime is 98690323. The reversal of 98690311 is 11309689.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98690311 - 2⁷ = 98690183 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 (98690381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168121 + ... + 168706.

It is an arithmetic number, because the mean of its divisors is an integer number (24756858).

Almost surely, 2^98690311 is an apocalyptic number.

98690311 is a deficient number, since it is larger than the sum of its proper divisors (337121).

98690311 is a wasteful number, since it uses less digits than its factorization.

98690311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337120.

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 98690311 is about 9934.2997236846. The cubic root of 98690311 is about 462.1236262053.

The spelling of 98690311 in words is "ninety-eight million, six hundred ninety thousand, three hundred eleven".