6256949 has 2 divisors, whose sum is σ = 6256950. Its totient is φ = 6256948.

The previous prime is 6256937. The next prime is 6256951. The reversal of 6256949 is 9496526.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5522500 + 734449 = 2350^2 + 857^2 .

It is a cyclic number.

It is not a de Polignac number, because 6256949 - 2⁴ = 6256933 is a prime.

Together with 6256951, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6256919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3128474 + 3128475.

It is an arithmetic number, because the mean of its divisors is an integer number (3128475).

Almost surely, 2^6256949 is an apocalyptic number.

It is an amenable number.

6256949 is a deficient number, since it is larger than the sum of its proper divisors (1).

6256949 is an equidigital number, since it uses as much as digits as its factorization.

6256949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 41.

The square root of 6256949 is about 2501.3894139058. The cubic root of 6256949 is about 184.2698172065.

The spelling of 6256949 in words is "six million, two hundred fifty-six thousand, nine hundred forty-nine".