5478569 has 2 divisors, whose sum is σ = 5478570. Its totient is φ = 5478568.

The previous prime is 5478559. The next prime is 5478589. The reversal of 5478569 is 9658745.

5478569 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5345344 + 133225 = 2312^2 + 365^2 .

It is a cyclic number.

It is not a de Polignac number, because 5478569 - 2¹² = 5474473 is a prime.

It is a super-2 number, since 2×5478569² = 60029436575522, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (5478509) 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, 2739284 + 2739285.

It is an arithmetic number, because the mean of its divisors is an integer number (2739285).

Almost surely, 2^5478569 is an apocalyptic number.

It is an amenable number.

5478569 is a deficient number, since it is larger than the sum of its proper divisors (1).

5478569 is an equidigital number, since it uses as much as digits as its factorization.

5478569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 44.

The square root of 5478569 is about 2340.6343157358. The cubic root of 5478569 is about 176.2878489545.

The spelling of 5478569 in words is "five million, four hundred seventy-eight thousand, five hundred sixty-nine".