2499243120 has 320 divisors, whose sum is σ = 9449395200. Its totient is φ = 602127360.

The previous prime is 2499243091. The next prime is 2499243161. The reversal of 2499243120 is 213429942.

2499243120 is a `hidden beast` number, since 2 + 499 + 2 + 43 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6961501 + ... + 6961859.

It is an arithmetic number, because the mean of its divisors is an integer number (29529360).

Almost surely, 2^2499243120 is an apocalyptic number.

2499243120 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 2499243120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4724697600).

2499243120 is an abundant number, since it is smaller than the sum of its proper divisors (6950152080).

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

2499243120 is a wasteful number, since it uses less digits than its factorization.

2499243120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685 (or 673 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 2499243120 is about 49992.4306270459. The cubic root of 2499243120 is about 1357.0718285792.

The spelling of 2499243120 in words is "two billion, four hundred ninety-nine million, two hundred forty-three thousand, one hundred twenty".