57240593 has 2 divisors, whose sum is σ = 57240594. Its totient is φ = 57240592.

The previous prime is 57240571. The next prime is 57240637. The reversal of 57240593 is 39504275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53465344 + 3775249 = 7312^2 + 1943^2 .

It is a cyclic number.

It is not a de Polignac number, because 57240593 - 2⁶ = 57240529 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (57240523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28620296 + 28620297.

It is an arithmetic number, because the mean of its divisors is an integer number (28620297).

Almost surely, 2^57240593 is an apocalyptic number.

It is an amenable number.

57240593 is a deficient number, since it is larger than the sum of its proper divisors (1).

57240593 is an equidigital number, since it uses as much as digits as its factorization.

57240593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 57240593 is about 7565.7513176155. The cubic root of 57240593 is about 385.3908281732.

The spelling of 57240593 in words is "fifty-seven million, two hundred forty thousand, five hundred ninety-three".