5765981 has 8 divisors (see below), whose sum is σ = 6297984. Its totient is φ = 5246640.

The previous prime is 5765959. The next prime is 5766017. The reversal of 5765981 is 1895675.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5765981 - 2¹⁸ = 5503837 is a prime.

It is a super-2 number, since 2×5765981² = 66493073784722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5765951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2201 + ... + 4046.

It is an arithmetic number, because the mean of its divisors is an integer number (787248).

Almost surely, 2^5765981 is an apocalyptic number.

It is an amenable number.

5765981 is a deficient number, since it is larger than the sum of its proper divisors (532003).

5765981 is a wasteful number, since it uses less digits than its factorization.

5765981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6331.

The product of its digits is 75600, while the sum is 41.

The square root of 5765981 is about 2401.2457183720. The cubic root of 5765981 is about 179.3182130334.

The spelling of 5765981 in words is "five million, seven hundred sixty-five thousand, nine hundred eighty-one".