2491098600 has 96 divisors (see below), whose sum is σ = 7733880000. Its totient is φ = 663306240.

The previous prime is 2491098583. The next prime is 2491098601. The reversal of 2491098600 is 68901942.

2491098600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2491098601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 458701 + ... + 464099.

It is an arithmetic number, because the mean of its divisors is an integer number (80561250).

Almost surely, 2^2491098600 is an apocalyptic number.

2491098600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2491098600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3866940000).

2491098600 is an abundant number, since it is smaller than the sum of its proper divisors (5242781400).

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

2491098600 is a wasteful number, since it uses less digits than its factorization.

2491098600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6187 (or 6178 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 2491098600 is about 49910.9066237030. The cubic root of 2491098600 is about 1355.5960849160.

The spelling of 2491098600 in words is "two billion, four hundred ninety-one million, ninety-eight thousand, six hundred".