5655449 has 2 divisors, whose sum is σ = 5655450. Its totient is φ = 5655448.

The previous prime is 5655443. The next prime is 5655451. The reversal of 5655449 is 9445565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5569600 + 85849 = 2360^2 + 293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5655449 is a prime.

Together with 5655451, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5655443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827724 + 2827725.

It is an arithmetic number, because the mean of its divisors is an integer number (2827725).

Almost surely, 2^5655449 is an apocalyptic number.

It is an amenable number.

5655449 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655449 is an equidigital number, since it uses as much as digits as its factorization.

5655449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 38.

The square root of 5655449 is about 2378.1187943414. The cubic root of 5655449 is about 178.1649882110.

The spelling of 5655449 in words is "five million, six hundred fifty-five thousand, four hundred forty-nine".