98378904 has 128 divisors (see below), whose sum is σ = 279417600. Its totient is φ = 28654080.

The previous prime is 98378897. The next prime is 98378921. The reversal of 98378904 is 40987389.

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 31 ways as a sum of consecutive naturals, for example, 750919 + ... + 751049.

It is an arithmetic number, because the mean of its divisors is an integer number (2182950).

Almost surely, 2^98378904 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 98378904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139708800).

98378904 is an abundant number, since it is smaller than the sum of its proper divisors (181038696).

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

98378904 is a wasteful number, since it uses less digits than its factorization.

98378904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 98378904 is about 9918.6140160811. The cubic root of 98378904 is about 461.6370530746.

The spelling of 98378904 in words is "ninety-eight million, three hundred seventy-eight thousand, nine hundred four".