2409849 has 24 divisors (see below), whose sum is σ = 3843840. Its totient is φ = 1445472.

The previous prime is 2409839. The next prime is 2409859. The reversal of 2409849 is 9489042.

It is a happy number.

2409849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2409839) and next prime (2409859).

It is not a de Polignac number, because 2409849 - 2⁴ = 2409833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2409829) 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 23 ways as a sum of consecutive naturals, for example, 4792 + ... + 5270.

It is an arithmetic number, because the mean of its divisors is an integer number (160160).

2^2409849 is an apocalyptic number.

It is an amenable number.

2409849 is a deficient number, since it is larger than the sum of its proper divisors (1433991).

2409849 is a wasteful number, since it uses less digits than its factorization.

2409849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 2409849 is about 1552.3688350389. The cubic root of 2409849 is about 134.0694857559.

The spelling of 2409849 in words is "two million, four hundred nine thousand, eight hundred forty-nine".