98729928 has 176 divisors, whose sum is σ = 318862800. Its totient is φ = 28343520.

The previous prime is 98729887. The next prime is 98729941. The reversal of 98729928 is 82992789.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 43 ways as a sum of consecutive naturals, for example, 5196303 + ... + 5196321.

Almost surely, 2^98729928 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 98729928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159431400).

98729928 is an abundant number, since it is smaller than the sum of its proper divisors (220132872).

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

98729928 is a wasteful number, since it uses less digits than its factorization.

98729928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66 (or 35 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The square root of 98729928 is about 9936.2934739268. The cubic root of 98729928 is about 462.1854543026.

The spelling of 98729928 in words is "ninety-eight million, seven hundred twenty-nine thousand, nine hundred twenty-eight".