6225229 has 4 divisors (see below), whose sum is σ = 6232860. Its totient is φ = 6217600.

The previous prime is 6225223. The next prime is 6225299. The reversal of 6225229 is 9225226.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9225226 = 2 ⋅4612613.

It can be written as a sum of positive squares in 2 ways, for example, as 1004004 + 5221225 = 1002^2 + 2285^2 .

It is a cyclic number.

It is not a de Polignac number, because 6225229 - 2⁹ = 6224717 is a prime.

It is a super-2 number, since 2×6225229² = 77506952204882, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6225197 and 6225206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6225223) 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, 2422 + ... + 4279.

It is an arithmetic number, because the mean of its divisors is an integer number (1558215).

Almost surely, 2^6225229 is an apocalyptic number.

It is an amenable number.

6225229 is a deficient number, since it is larger than the sum of its proper divisors (7631).

6225229 is an equidigital number, since it uses as much as digits as its factorization.

6225229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630.

The product of its digits is 4320, while the sum is 28.

The square root of 6225229 is about 2495.0408814286. The cubic root of 6225229 is about 183.9579003399.

The spelling of 6225229 in words is "six million, two hundred twenty-five thousand, two hundred twenty-nine".