98123872 has 72 divisors (see below), whose sum is σ = 245193480. Its totient is φ = 38223360.

The previous prime is 98123867. The next prime is 98123887. The reversal of 98123872 is 27832189.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14404 + ... + 20092.

It is an arithmetic number, because the mean of its divisors is an integer number (3405465).

Almost surely, 2^98123872 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 98123872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122596740).

98123872 is an abundant number, since it is smaller than the sum of its proper divisors (147069608).

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

98123872 is a wasteful number, since it uses less digits than its factorization.

98123872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5724 (or 5709 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 98123872 is about 9905.7494416122. The cubic root of 98123872 is about 461.2378004671.

The spelling of 98123872 in words is "ninety-eight million, one hundred twenty-three thousand, eight hundred seventy-two".