5655469 has 2 divisors, whose sum is σ = 5655470. Its totient is φ = 5655468.

The previous prime is 5655467. The next prime is 5655473. The reversal of 5655469 is 9645565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5466244 + 189225 = 2338^2 + 435^2 .

It is a cyclic number.

It is not a de Polignac number, because 5655469 - 2¹ = 5655467 is a prime.

It is a super-2 number, since 2×5655469² = 63968659219922, which contains 22 as substring.

Together with 5655467, it forms a pair of twin primes.

5655469 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5655467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827734 + 2827735.

It is an arithmetic number, because the mean of its divisors is an integer number (2827735).

Almost surely, 2^5655469 is an apocalyptic number.

It is an amenable number.

5655469 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655469 is an equidigital number, since it uses as much as digits as its factorization.

5655469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162000, while the sum is 40.

The square root of 5655469 is about 2378.1229993421. The cubic root of 5655469 is about 178.1651982324.

The spelling of 5655469 in words is "five million, six hundred fifty-five thousand, four hundred sixty-nine".