2499098400 has 576 divisors, whose sum is σ = 9618134400. Its totient is φ = 625397760.

The previous prime is 2499098389. The next prime is 2499098401. The reversal of 2499098400 is 48909942.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2499098401) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 42357571 + ... + 42357629.

It is an arithmetic number, because the mean of its divisors is an integer number (16698150).

Almost surely, 2^2499098400 is an apocalyptic number.

2499098400 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 2499098400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4809067200).

2499098400 is an abundant number, since it is smaller than the sum of its proper divisors (7119036000).

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

2499098400 is a wasteful number, since it uses less digits than its factorization.

2499098400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 2499098400 is about 49990.9831869708. The cubic root of 2499098400 is about 1357.0456340853.

The spelling of 2499098400 in words is "two billion, four hundred ninety-nine million, ninety-eight thousand, four hundred".