5681774 has 16 divisors (see below), whose sum is σ = 10313568. Its totient is φ = 2291712.

The previous prime is 5681761. The next prime is 5681777. The reversal of 5681774 is 4771865.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5681777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11699 + ... + 12174.

It is an arithmetic number, because the mean of its divisors is an integer number (644598).

Almost surely, 2^5681774 is an apocalyptic number.

5681774 is a deficient number, since it is larger than the sum of its proper divisors (4631794).

5681774 is a wasteful number, since it uses less digits than its factorization.

5681774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23899.

The product of its digits is 47040, while the sum is 38.

The square root of 5681774 is about 2383.6472054396. The cubic root of 5681774 is about 178.4410013544.

Subtracting from 5681774 its reverse (4771865), we obtain a palindrome (909909).

The spelling of 5681774 in words is "five million, six hundred eighty-one thousand, seven hundred seventy-four".