57343565 has 4 divisors (see below), whose sum is σ = 68812284. Its totient is φ = 45874848.

The previous prime is 57343549. The next prime is 57343571. The reversal of 57343565 is 56534375.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36348841 + 20994724 = 6029^2 + 4582^2 .

It is a cyclic number.

It is not a de Polignac number, because 57343565 - 2⁴ = 57343549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5734352 + ... + 5734361.

It is an arithmetic number, because the mean of its divisors is an integer number (17203071).

Almost surely, 2^57343565 is an apocalyptic number.

It is an amenable number.

57343565 is a deficient number, since it is larger than the sum of its proper divisors (11468719).

57343565 is a wasteful number, since it uses less digits than its factorization.

57343565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11468718.

The product of its digits is 189000, while the sum is 38.

The square root of 57343565 is about 7572.5534002739. The cubic root of 57343565 is about 385.6217871801.

The spelling of 57343565 in words is "fifty-seven million, three hundred forty-three thousand, five hundred sixty-five".