2499809829 has 48 divisors (see below), whose sum is σ = 3926790336. Its totient is φ = 1402214400.

The previous prime is 2499809827. The next prime is 2499809833. The reversal of 2499809829 is 9289089942.

It is not a de Polignac number, because 2499809829 - 2¹ = 2499809827 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499809827) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 579609 + ... + 583905.

It is an arithmetic number, because the mean of its divisors is an integer number (81808132).

Almost surely, 2^2499809829 is an apocalyptic number.

It is an amenable number.

2499809829 is a deficient number, since it is larger than the sum of its proper divisors (1426980507).

2499809829 is a wasteful number, since it uses less digits than its factorization.

2499809829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4406 (or 4389 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 60.

The square root of 2499809829 is about 49998.0982538336. The cubic root of 2499809829 is about 1357.1743938573.

The spelling of 2499809829 in words is "two billion, four hundred ninety-nine million, eight hundred nine thousand, eight hundred twenty-nine".