98981055 has 96 divisors (see below), whose sum is σ = 194515200. Its totient is φ = 47706624.

The previous prime is 98981053. The next prime is 98981063. The reversal of 98981055 is 55018989.

98981055 = 78² + 79² + ... + 667².

It is not a de Polignac number, because 98981055 - 2¹ = 98981053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 98981055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98981053) 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 95 ways as a sum of consecutive naturals, for example, 1677616 + ... + 1677674.

It is an arithmetic number, because the mean of its divisors is an integer number (2026200).

Almost surely, 2^98981055 is an apocalyptic number.

98981055 is a deficient number, since it is larger than the sum of its proper divisors (95534145).

98981055 is a wasteful number, since it uses less digits than its factorization.

98981055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 45.

The square root of 98981055 is about 9948.9223034457. The cubic root of 98981055 is about 462.5769903484.

The spelling of 98981055 in words is "ninety-eight million, nine hundred eighty-one thousand, fifty-five".