5684985 has 24 divisors (see below), whose sum is σ = 10221120. Its totient is φ = 3031344.

The previous prime is 5684983. The next prime is 5685023. The reversal of 5684985 is 5894865.

5684985 is a `hidden beast` number, since 568 + 4 + 9 + 85 = 666.

It is not a de Polignac number, because 5684985 - 2¹ = 5684983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5684985.

It is not an unprimeable number, because it can be changed into a prime (5684981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1125 + ... + 3554.

It is an arithmetic number, because the mean of its divisors is an integer number (425880).

Almost surely, 2^5684985 is an apocalyptic number.

It is an amenable number.

5684985 is a deficient number, since it is larger than the sum of its proper divisors (4536135).

5684985 is an equidigital number, since it uses as much as digits as its factorization.

5684985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4699 (or 4687 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 5684985 is about 2384.3206579653. The cubic root of 5684985 is about 178.4746097634.

The spelling of 5684985 in words is "five million, six hundred eighty-four thousand, nine hundred eighty-five".