2499829 has 4 divisors (see below), whose sum is σ = 2586060. Its totient is φ = 2413600.

The previous prime is 2499821. The next prime is 2499853. The reversal of 2499829 is 9289942.

It is a happy number.

2499829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9289942 = 2 ⋅4644971.

It can be written as a sum of positive squares in 2 ways, for example, as 677329 + 1822500 = 823^2 + 1350^2 .

It is a cyclic number.

It is not a de Polignac number, because 2499829 - 2³ = 2499821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43072 + ... + 43129.

It is an arithmetic number, because the mean of its divisors is an integer number (646515).

2^2499829 is an apocalyptic number.

2499829 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

2499829 is a deficient number, since it is larger than the sum of its proper divisors (86231).

2499829 is an equidigital number, since it uses as much as digits as its factorization.

2499829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86230.

The product of its digits is 93312, while the sum is 43.

The square root of 2499829 is about 1581.0847542115. The cubic root of 2499829 is about 135.7177863231.

The spelling of 2499829 in words is "two million, four hundred ninety-nine thousand, eight hundred twenty-nine".