98411815 has 4 divisors (see below), whose sum is σ = 118094184. Its totient is φ = 78729448.

The previous prime is 98411783. The next prime is 98411851. The reversal of 98411815 is 51811489.

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 98411815 - 2⁵ = 98411783 is a prime.

It is a Duffinian 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, 9841177 + ... + 9841186.

It is an arithmetic number, because the mean of its divisors is an integer number (29523546).

Almost surely, 2^98411815 is an apocalyptic number.

98411815 is a deficient number, since it is larger than the sum of its proper divisors (19682369).

98411815 is a wasteful number, since it uses less digits than its factorization.

98411815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19682368.

The product of its digits is 11520, while the sum is 37.

The square root of 98411815 is about 9920.2729297132. The cubic root of 98411815 is about 461.6885249606.

The spelling of 98411815 in words is "ninety-eight million, four hundred eleven thousand, eight hundred fifteen".