98618828 has 48 divisors (see below), whose sum is σ = 216384000. Its totient is φ = 38206080.

The previous prime is 98618803. The next prime is 98618837. The reversal of 98618828 is 82881689.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60488 + ... + 62096.

It is an arithmetic number, because the mean of its divisors is an integer number (4508000).

Almost surely, 2^98618828 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 98618828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108192000).

98618828 is an abundant number, since it is smaller than the sum of its proper divisors (117765172).

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

98618828 is a wasteful number, since it uses less digits than its factorization.

98618828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830 (or 1828 counting only the distinct ones).

The product of its digits is 442368, while the sum is 50.

The square root of 98618828 is about 9930.7012844008. The cubic root of 98618828 is about 462.0120246990.

The spelling of 98618828 in words is "ninety-eight million, six hundred eighteen thousand, eight hundred twenty-eight".