57819841 has 2 divisors, whose sum is σ = 57819842. Its totient is φ = 57819840.

The previous prime is 57819833. The next prime is 57819847. The reversal of 57819841 is 14891875.

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., 56565441 + 1254400 = 7521^2 + 1120^2 .

It is a cyclic number.

It is not a de Polignac number, because 57819841 - 2³ = 57819833 is a prime.

It is not a weakly prime, because it can be changed into another prime (57819847) 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, 28909920 + 28909921.

It is an arithmetic number, because the mean of its divisors is an integer number (28909921).

Almost surely, 2^57819841 is an apocalyptic number.

It is an amenable number.

57819841 is a deficient number, since it is larger than the sum of its proper divisors (1).

57819841 is an equidigital number, since it uses as much as digits as its factorization.

57819841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 43.

The square root of 57819841 is about 7603.9358887355. The cubic root of 57819841 is about 386.6864591368.

The spelling of 57819841 in words is "fifty-seven million, eight hundred nineteen thousand, eight hundred forty-one".