2573449 has 2 divisors, whose sum is σ = 2573450. Its totient is φ = 2573448.

The previous prime is 2573437. The next prime is 2573453. The reversal of 2573449 is 9443752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2073600 + 499849 = 1440^2 + 707^2 .

It is a cyclic number.

It is not a de Polignac number, because 2573449 - 2⁹ = 2572937 is a prime.

2573449 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2573479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286724 + 1286725.

It is an arithmetic number, because the mean of its divisors is an integer number (1286725).

2^2573449 is an apocalyptic number.

It is an amenable number.

2573449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2573449 is an equidigital number, since it uses as much as digits as its factorization.

2573449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 2573449 is about 1604.1973070667. The cubic root of 2573449 is about 137.0372143916.

The spelling of 2573449 in words is "two million, five hundred seventy-three thousand, four hundred forty-nine".