493258057 has 2 divisors, whose sum is σ = 493258058. Its totient is φ = 493258056.

The previous prime is 493258033. The next prime is 493258079. The reversal of 493258057 is 750852394.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 389707081 + 103550976 = 19741^2 + 10176^2 .

It is a cyclic number.

It is not a de Polignac number, because 493258057 - 2²³ = 484869449 is a prime.

It is not a weakly prime, because it can be changed into another prime (493258357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246629028 + 246629029.

It is an arithmetic number, because the mean of its divisors is an integer number (246629029).

Almost surely, 2^493258057 is an apocalyptic number.

It is an amenable number.

493258057 is a deficient number, since it is larger than the sum of its proper divisors (1).

493258057 is an equidigital number, since it uses as much as digits as its factorization.

493258057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 493258057 is about 22209.4137023020. The cubic root of 493258057 is about 790.1169815551.

The spelling of 493258057 in words is "four hundred ninety-three million, two hundred fifty-eight thousand, fifty-seven".