627449 has 2 divisors, whose sum is σ = 627450. Its totient is φ = 627448.

The previous prime is 627433. The next prime is 627479. The reversal of 627449 is 944726.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 384400 + 243049 = 620^2 + 493^2 .

It is a cyclic number.

It is not a de Polignac number, because 627449 - 2⁴ = 627433 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (627479) 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, 313724 + 313725.

It is an arithmetic number, because the mean of its divisors is an integer number (313725).

2⁶²⁷⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

627449 is a deficient number, since it is larger than the sum of its proper divisors (1).

627449 is an equidigital number, since it uses as much as digits as its factorization.

627449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

The square root of 627449 is about 792.1167843191. The cubic root of 627449 is about 85.6103246201.

The spelling of 627449 in words is "six hundred twenty-seven thousand, four hundred forty-nine".