98919744 has 112 divisors (see below), whose sum is σ = 326355456. Its totient is φ = 25689600.

The previous prime is 98919721. The next prime is 98919749. The reversal of 98919744 is 44791989.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98919749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11439 + ... + 18129.

It is an arithmetic number, because the mean of its divisors is an integer number (2913888).

Almost surely, 2^98919744 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 98919744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163177728).

98919744 is an abundant number, since it is smaller than the sum of its proper divisors (227435712).

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

98919744 is a wasteful number, since it uses less digits than its factorization.

98919744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6724 (or 6714 counting only the distinct ones).

The product of its digits is 653184, while the sum is 51.

The square root of 98919744 is about 9945.8405376318. The cubic root of 98919744 is about 462.4814605668.

The spelling of 98919744 in words is "ninety-eight million, nine hundred nineteen thousand, seven hundred forty-four".