57406241 has 2 divisors, whose sum is σ = 57406242. Its totient is φ = 57406240.

The previous prime is 57406199. The next prime is 57406253. The reversal of 57406241 is 14260475.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53875600 + 3530641 = 7340^2 + 1879^2 .

It is a cyclic number.

It is not a de Polignac number, because 57406241 - 2⁶ = 57406177 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (57406541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28703120 + 28703121.

It is an arithmetic number, because the mean of its divisors is an integer number (28703121).

Almost surely, 2^57406241 is an apocalyptic number.

It is an amenable number.

57406241 is a deficient number, since it is larger than the sum of its proper divisors (1).

57406241 is an equidigital number, since it uses as much as digits as its factorization.

57406241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 57406241 is about 7576.6906364190. The cubic root of 57406241 is about 385.7622297383.

The spelling of 57406241 in words is "fifty-seven million, four hundred six thousand, two hundred forty-one".