5756389 has 2 divisors, whose sum is σ = 5756390. Its totient is φ = 5756388.

The previous prime is 5756369. The next prime is 5756447. The reversal of 5756389 is 9836575.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5062500 + 693889 = 2250^2 + 833^2 .

It is a cyclic number.

It is not a de Polignac number, because 5756389 - 2⁵ = 5756357 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 7⁵ + 5⁹ + 6⁸ + 3 + 8⁷ + 9⁴ .

It is a nialpdrome in base 7.

It is a zygodrome in base 7.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5756369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2878194 + 2878195.

It is an arithmetic number, because the mean of its divisors is an integer number (2878195).

Almost surely, 2^5756389 is an apocalyptic number.

It is an amenable number.

5756389 is a deficient number, since it is larger than the sum of its proper divisors (1).

5756389 is an equidigital number, since it uses as much as digits as its factorization.

5756389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 226800, while the sum is 43.

The square root of 5756389 is about 2399.2475903916. The cubic root of 5756389 is about 179.2187228823.

The spelling of 5756389 in words is "five million, seven hundred fifty-six thousand, three hundred eighty-nine".