98971776 has 96 divisors (see below), whose sum is σ = 290354220. Its totient is φ = 32348160.

The previous prime is 98971771. The next prime is 98971787. The reversal of 98971776 is 67717989.

It can be written as a sum of positive squares in 2 ways, for example, as 92621376 + 6350400 = 9624^2 + 2520^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (98971771) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60246 + ... + 61866.

Almost surely, 2^98971776 is an apocalyptic number.

98971776 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98971776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145177110).

98971776 is an abundant number, since it is smaller than the sum of its proper divisors (191382444).

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

98971776 is a wasteful number, since it uses less digits than its factorization.

98971776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694 (or 1679 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 54.

The square root of 98971776 is about 9948.4559606001. The cubic root of 98971776 is about 462.5625351040.

The spelling of 98971776 in words is "ninety-eight million, nine hundred seventy-one thousand, seven hundred seventy-six".