5709857 has 2 divisors, whose sum is σ = 5709858. Its totient is φ = 5709856.

The previous prime is 5709817. The next prime is 5709863. The reversal of 5709857 is 7589075.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4661281 + 1048576 = 2159^2 + 1024^2 .

It is a cyclic number.

It is not a de Polignac number, because 5709857 - 2⁸ = 5709601 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5709817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2854928 + 2854929.

It is an arithmetic number, because the mean of its divisors is an integer number (2854929).

Almost surely, 2^5709857 is an apocalyptic number.

It is an amenable number.

5709857 is a deficient number, since it is larger than the sum of its proper divisors (1).

5709857 is an equidigital number, since it uses as much as digits as its factorization.

5709857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88200, while the sum is 41.

The square root of 5709857 is about 2389.5307070636. The cubic root of 5709857 is about 178.7345085765.

The spelling of 5709857 in words is "five million, seven hundred nine thousand, eight hundred fifty-seven".