5685810 has 64 divisors (see below), whose sum is σ = 14999040. Its totient is φ = 1370880.

The previous prime is 5685809. The next prime is 5685829. The reversal of 5685810 is 185865.

It is a super-2 number, since 2×5685810² = 64656870712200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23671 + ... + 23909.

It is an arithmetic number, because the mean of its divisors is an integer number (234360).

Almost surely, 2^5685810 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5685810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7499520).

5685810 is an abundant number, since it is smaller than the sum of its proper divisors (9313230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5685810 is a wasteful number, since it uses less digits than its factorization.

5685810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323.

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 5685810 is about 2384.4936569427. The cubic root of 5685810 is about 178.4832427050.

Subtracting from 5685810 its reverse (185865), we obtain a palindrome (5499945).

The spelling of 5685810 in words is "five million, six hundred eighty-five thousand, eight hundred ten".