57493343 has 2 divisors, whose sum is σ = 57493344. Its totient is φ = 57493342.

The previous prime is 57493333. The next prime is 57493363. The reversal of 57493343 is 34339475.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57493343 - 2⁴ = 57493327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57493297 and 57493306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57493333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28746671 + 28746672.

It is an arithmetic number, because the mean of its divisors is an integer number (28746672).

Almost surely, 2^57493343 is an apocalyptic number.

57493343 is a deficient number, since it is larger than the sum of its proper divisors (1).

57493343 is an equidigital number, since it uses as much as digits as its factorization.

57493343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 38.

The square root of 57493343 is about 7582.4364817649. The cubic root of 57493343 is about 385.9572357252.

The spelling of 57493343 in words is "fifty-seven million, four hundred ninety-three thousand, three hundred forty-three".