5378689 has 2 divisors, whose sum is σ = 5378690. Its totient is φ = 5378688.

The previous prime is 5378683. The next prime is 5378699. The reversal of 5378689 is 9868735.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3441025 + 1937664 = 1855^2 + 1392^2 .

It is a cyclic number.

It is not a de Polignac number, because 5378689 - 2⁵ = 5378657 is a prime.

5378689 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5378683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2689344 + 2689345.

It is an arithmetic number, because the mean of its divisors is an integer number (2689345).

Almost surely, 2^5378689 is an apocalyptic number.

It is an amenable number.

5378689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5378689 is an equidigital number, since it uses as much as digits as its factorization.

5378689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 5378689 is about 2319.2000776130. The cubic root of 5378689 is about 175.2099683833.

Adding to 5378689 its sum of digits (46), we get a palindrome (5378735).

The spelling of 5378689 in words is "five million, three hundred seventy-eight thousand, six hundred eighty-nine".