6222449 has 4 divisors (see below), whose sum is σ = 6229236. Its totient is φ = 6215664.

The previous prime is 6222439. The next prime is 6222451. The reversal of 6222449 is 9442226.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3841600 + 2380849 = 1960^2 + 1543^2 .

It is a cyclic number.

It is not a de Polignac number, because 6222449 - 2⁸ = 6222193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6222409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1754 + ... + 3939.

It is an arithmetic number, because the mean of its divisors is an integer number (1557309).

Almost surely, 2^6222449 is an apocalyptic number.

It is an amenable number.

6222449 is a deficient number, since it is larger than the sum of its proper divisors (6787).

6222449 is a wasteful number, since it uses less digits than its factorization.

6222449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6786.

The product of its digits is 6912, while the sum is 29.

The square root of 6222449 is about 2494.4837141180. The cubic root of 6222449 is about 183.9305129079.

The spelling of 6222449 in words is "six million, two hundred twenty-two thousand, four hundred forty-nine".