6256573 has 2 divisors, whose sum is σ = 6256574. Its totient is φ = 6256572.

The previous prime is 6256571. The next prime is 6256583. The reversal of 6256573 is 3756526.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5212089 + 1044484 = 2283^2 + 1022^2 .

It is a cyclic number.

It is not a de Polignac number, because 6256573 - 2¹ = 6256571 is a prime.

Together with 6256571, it forms a pair of twin primes.

6256573 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6256571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3128286 + 3128287.

It is an arithmetic number, because the mean of its divisors is an integer number (3128287).

Almost surely, 2^6256573 is an apocalyptic number.

It is an amenable number.

6256573 is a deficient number, since it is larger than the sum of its proper divisors (1).

6256573 is an equidigital number, since it uses as much as digits as its factorization.

6256573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 34.

The square root of 6256573 is about 2501.3142545470. The cubic root of 6256573 is about 184.2661260124.

The spelling of 6256573 in words is "six million, two hundred fifty-six thousand, five hundred seventy-three".