6410249 has 2 divisors, whose sum is σ = 6410250. Its totient is φ = 6410248.

The previous prime is 6410237. The next prime is 6410251. The reversal of 6410249 is 9420146.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6091024 + 319225 = 2468^2 + 565^2 .

It is a cyclic number.

It is not a de Polignac number, because 6410249 - 2²⁰ = 5361673 is a prime.

Together with 6410251, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (6410269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3205124 + 3205125.

It is an arithmetic number, because the mean of its divisors is an integer number (3205125).

Almost surely, 2^6410249 is an apocalyptic number.

It is an amenable number.

6410249 is a deficient number, since it is larger than the sum of its proper divisors (1).

6410249 is an equidigital number, since it uses as much as digits as its factorization.

6410249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 6410249 is about 2531.8469543004. The cubic root of 6410249 is about 185.7626080793.

The spelling of 6410249 in words is "six million, four hundred ten thousand, two hundred forty-nine".