2573210449 has 2 divisors, whose sum is σ = 2573210450. Its totient is φ = 2573210448.

The previous prime is 2573210443. The next prime is 2573210461. The reversal of 2573210449 is 9440123752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1303571025 + 1269639424 = 36105^2 + 35632^2 .

It is a cyclic number.

It is not a de Polignac number, because 2573210449 - 2³ = 2573210441 is a prime.

It is not a weakly prime, because it can be changed into another prime (2573210441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286605224 + 1286605225.

It is an arithmetic number, because the mean of its divisors is an integer number (1286605225).

Almost surely, 2^2573210449 is an apocalyptic number.

It is an amenable number.

2573210449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2573210449 is an equidigital number, since it uses as much as digits as its factorization.

2573210449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 2573210449 is about 50726.8217908435. The cubic root of 2573210449 is about 1370.3297994794.

The spelling of 2573210449 in words is "two billion, five hundred seventy-three million, two hundred ten thousand, four hundred forty-nine".