5406889 has 2 divisors, whose sum is σ = 5406890. Its totient is φ = 5406888.

The previous prime is 5406881. The next prime is 5406911. The reversal of 5406889 is 9886045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2862864 + 2544025 = 1692^2 + 1595^2 .

It is a cyclic number.

It is not a de Polignac number, because 5406889 - 2³ = 5406881 is a prime.

It is not a weakly prime, because it can be changed into another prime (5406881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2703444 + 2703445.

It is an arithmetic number, because the mean of its divisors is an integer number (2703445).

Almost surely, 2^5406889 is an apocalyptic number.

It is an amenable number.

5406889 is a deficient number, since it is larger than the sum of its proper divisors (1).

5406889 is an equidigital number, since it uses as much as digits as its factorization.

5406889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 5406889 is about 2325.2718120684. The cubic root of 5406889 is about 175.5156383605.

The spelling of 5406889 in words is "five million, four hundred six thousand, eight hundred eighty-nine".