6244691 has 2 divisors, whose sum is σ = 6244692. Its totient is φ = 6244690.

The previous prime is 6244649. The next prime is 6244699. The reversal of 6244691 is 1964426.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6244691 - 2¹⁰ = 6243667 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (6244699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3122345 + 3122346.

It is an arithmetic number, because the mean of its divisors is an integer number (3122346).

Almost surely, 2^6244691 is an apocalyptic number.

6244691 is a deficient number, since it is larger than the sum of its proper divisors (1).

6244691 is an equidigital number, since it uses as much as digits as its factorization.

6244691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 6244691 is about 2498.9379744203. The cubic root of 6244691 is about 184.1494040953.

The spelling of 6244691 in words is "six million, two hundred forty-four thousand, six hundred ninety-one".