2497849 has 2 divisors, whose sum is σ = 2497850. Its totient is φ = 2497848.

The previous prime is 2497811. The next prime is 2497867. The reversal of 2497849 is 9487942.

2497849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1357225 + 1140624 = 1165^2 + 1068^2 .

It is a cyclic number.

It is not a de Polignac number, because 2497849 - 2⁹ = 2497337 is a prime.

It is not a weakly prime, because it can be changed into another prime (2497879) 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 as a sum of consecutive naturals, namely, 1248924 + 1248925.

It is an arithmetic number, because the mean of its divisors is an integer number (1248925).

2^2497849 is an apocalyptic number.

It is an amenable number.

2497849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2497849 is an equidigital number, since it uses as much as digits as its factorization.

2497849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 2497849 is about 1580.4584777842. The cubic root of 2497849 is about 135.6819449122.

The spelling of 2497849 in words is "two million, four hundred ninety-seven thousand, eight hundred forty-nine".