98776656 has 90 divisors (see below), whose sum is σ = 303906330. Its totient is φ = 29927040.

The previous prime is 98776637. The next prime is 98776721. The reversal of 98776656 is 65667789.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 73616400 + 25160256 = 8580^2 + 5016^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14590 + ... + 20258.

It is an arithmetic number, because the mean of its divisors is an integer number (3376737).

Almost surely, 2^98776656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98776656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151953165).

98776656 is an abundant number, since it is smaller than the sum of its proper divisors (205129674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98776656 is a wasteful number, since it uses less digits than its factorization.

98776656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5705 (or 5685 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 98776656 is about 9938.6445755948. The cubic root of 98776656 is about 462.2583588954.

The spelling of 98776656 in words is "ninety-eight million, seven hundred seventy-six thousand, six hundred fifty-six".