5685619 has 2 divisors, whose sum is σ = 5685620. Its totient is φ = 5685618.

The previous prime is 5685613. The next prime is 5685643. The reversal of 5685619 is 9165865.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5685619 - 2¹⁷ = 5554547 is a prime.

It is a super-2 number, since 2×5685619² = 64652526826322, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5685613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2842809 + 2842810.

It is an arithmetic number, because the mean of its divisors is an integer number (2842810).

Almost surely, 2^5685619 is an apocalyptic number.

5685619 is a deficient number, since it is larger than the sum of its proper divisors (1).

5685619 is an equidigital number, since it uses as much as digits as its factorization.

5685619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 40.

The square root of 5685619 is about 2384.4536061748. The cubic root of 5685619 is about 178.4812441225.

The spelling of 5685619 in words is "five million, six hundred eighty-five thousand, six hundred nineteen".