5773561 has 2 divisors, whose sum is σ = 5773562. Its totient is φ = 5773560.

The previous prime is 5773553. The next prime is 5773577. The reversal of 5773561 is 1653775.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4494400 + 1279161 = 2120^2 + 1131^2 .

It is a cyclic number.

It is not a de Polignac number, because 5773561 - 2³ = 5773553 is a prime.

It is a super-4 number, since 4×5773561⁴ (a number of 28 digits) contains 4444 as substring.

5773561 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5773501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2886780 + 2886781.

It is an arithmetic number, because the mean of its divisors is an integer number (2886781).

Almost surely, 2^5773561 is an apocalyptic number.

It is an amenable number.

5773561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5773561 is an equidigital number, since it uses as much as digits as its factorization.

5773561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22050, while the sum is 34.

The square root of 5773561 is about 2402.8235474125. The cubic root of 5773561 is about 179.3967562955.

The spelling of 5773561 in words is "five million, seven hundred seventy-three thousand, five hundred sixty-one".