5657865 has 16 divisors (see below), whose sum is σ = 9178368. Its totient is φ = 2975616.

The previous prime is 5657851. The next prime is 5657867. The reversal of 5657865 is 5687565.

It is not a de Polignac number, because 5657865 - 2¹³ = 5649673 is a prime.

It is a super-2 number, since 2×5657865² = 64022872716450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5657867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1489 + ... + 3678.

It is an arithmetic number, because the mean of its divisors is an integer number (573648).

Almost surely, 2^5657865 is an apocalyptic number.

It is an amenable number.

5657865 is a deficient number, since it is larger than the sum of its proper divisors (3520503).

5657865 is a wasteful number, since it uses less digits than its factorization.

5657865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5248.

The product of its digits is 252000, while the sum is 42.

The square root of 5657865 is about 2378.6267046344. The cubic root of 5657865 is about 178.1903552114.

The spelling of 5657865 in words is "five million, six hundred fifty-seven thousand, eight hundred sixty-five".