57853493 has 2 divisors, whose sum is σ = 57853494. Its totient is φ = 57853492.

The previous prime is 57853483. The next prime is 57853511. The reversal of 57853493 is 39435875.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54140164 + 3713329 = 7358^2 + 1927^2 .

It is a cyclic number.

It is not a de Polignac number, because 57853493 - 2⁶ = 57853429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57853483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28926746 + 28926747.

It is an arithmetic number, because the mean of its divisors is an integer number (28926747).

Almost surely, 2^57853493 is an apocalyptic number.

It is an amenable number.

57853493 is a deficient number, since it is larger than the sum of its proper divisors (1).

57853493 is an equidigital number, since it uses as much as digits as its factorization.

57853493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 44.

The square root of 57853493 is about 7606.1483682610. The cubic root of 57853493 is about 386.7614636610.

The spelling of 57853493 in words is "fifty-seven million, eight hundred fifty-three thousand, four hundred ninety-three".