98440911 has 18 divisors (see below), whose sum is σ = 143725608. Its totient is φ = 64927080.

The previous prime is 98440891. The next prime is 98440913. The reversal of 98440911 is 11904489.

It is not a de Polignac number, because 98440911 - 2⁶ = 98440847 is a prime.

It is a super-2 number, since 2×98440911² = 19381225917019842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98440913) 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 17 ways as a sum of consecutive naturals, for example, 94966 + ... + 95996.

It is an arithmetic number, because the mean of its divisors is an integer number (7984756).

Almost surely, 2^98440911 is an apocalyptic number.

98440911 is a deficient number, since it is larger than the sum of its proper divisors (45284697).

98440911 is a wasteful number, since it uses less digits than its factorization.

98440911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 98440911 is about 9921.7393132454. The cubic root of 98440911 is about 461.7340207366.

The spelling of 98440911 in words is "ninety-eight million, four hundred forty thousand, nine hundred eleven".