6249823 has 2 divisors, whose sum is σ = 6249824. Its totient is φ = 6249822.

The previous prime is 6249821. The next prime is 6249833. The reversal of 6249823 is 3289426.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6249823 - 2¹ = 6249821 is a prime.

Together with 6249821, it forms a pair of twin primes.

6249823 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6249821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3124911 + 3124912.

It is an arithmetic number, because the mean of its divisors is an integer number (3124912).

Almost surely, 2^6249823 is an apocalyptic number.

6249823 is a deficient number, since it is larger than the sum of its proper divisors (1).

6249823 is an equidigital number, since it uses as much as digits as its factorization.

6249823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 34.

The square root of 6249823 is about 2499.9645997494. The cubic root of 6249823 is about 184.1998360527.

The spelling of 6249823 in words is "six million, two hundred forty-nine thousand, eight hundred twenty-three".