6249407 has 2 divisors, whose sum is σ = 6249408. Its totient is φ = 6249406.

The previous prime is 6249403. The next prime is 6249409. The reversal of 6249407 is 7049426.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6249407 - 2² = 6249403 is a prime.

Together with 6249409, 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 (6249403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3124703 + 3124704.

It is an arithmetic number, because the mean of its divisors is an integer number (3124704).

Almost surely, 2^6249407 is an apocalyptic number.

6249407 is a deficient number, since it is larger than the sum of its proper divisors (1).

6249407 is an equidigital number, since it uses as much as digits as its factorization.

6249407 is an evil number, because the sum of its binary digits is even.

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

The square root of 6249407 is about 2499.8813971867. The cubic root of 6249407 is about 184.1957490660.

The spelling of 6249407 in words is "six million, two hundred forty-nine thousand, four hundred seven".