98797888 has 56 divisors (see below), whose sum is σ = 226844352. Its totient is φ = 41816064.

The previous prime is 98797879. The next prime is 98797889. The reversal of 98797888 is 88879789.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×98797888² = 19522045346521088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98797889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35856 + ... + 38512.

It is an arithmetic number, because the mean of its divisors is an integer number (4050792).

Almost surely, 2^98797888 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 98797888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113422176).

98797888 is an abundant number, since it is smaller than the sum of its proper divisors (128046464).

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

98797888 is a wasteful number, since it uses less digits than its factorization.

98797888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759 (or 2749 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 64.

The square root of 98797888 is about 9939.7126719035. The cubic root of 98797888 is about 462.2914772681.

The spelling of 98797888 in words is "ninety-eight million, seven hundred ninety-seven thousand, eight hundred eighty-eight".