98878984 has 8 divisors (see below), whose sum is σ = 185398110. Its totient is φ = 49439488.

The previous prime is 98878961. The next prime is 98878991. The reversal of 98878984 is 48987889.

It can be written as a sum of positive squares in only one way, i.e., 61936900 + 36942084 = 7870^2 + 6078^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6179929 + ... + 6179944.

Almost surely, 2^98878984 is an apocalyptic number.

It is an amenable number.

98878984 is a deficient number, since it is larger than the sum of its proper divisors (86519126).

98878984 is a wasteful number, since it uses less digits than its factorization.

98878984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12359879 (or 12359875 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 61.

The square root of 98878984 is about 9943.7912287015. The cubic root of 98878984 is about 462.4179298252.

The spelling of 98878984 in words is "ninety-eight million, eight hundred seventy-eight thousand, nine hundred eighty-four".