57882449 has 2 divisors, whose sum is σ = 57882450. Its totient is φ = 57882448.

The previous prime is 57882403. The next prime is 57882479. The reversal of 57882449 is 94428875.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53290000 + 4592449 = 7300^2 + 2143^2 .

It is a cyclic number.

It is not a de Polignac number, because 57882449 - 2⁸ = 57882193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57882479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28941224 + 28941225.

It is an arithmetic number, because the mean of its divisors is an integer number (28941225).

Almost surely, 2^57882449 is an apocalyptic number.

It is an amenable number.

57882449 is a deficient number, since it is larger than the sum of its proper divisors (1).

57882449 is an equidigital number, since it uses as much as digits as its factorization.

57882449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 645120, while the sum is 47.

The square root of 57882449 is about 7608.0515902562. The cubic root of 57882449 is about 386.8259783312.

The spelling of 57882449 in words is "fifty-seven million, eight hundred eighty-two thousand, four hundred forty-nine".