6223522 has 8 divisors (see below), whose sum is σ = 9353196. Its totient is φ = 3105792.

The previous prime is 6223489. The next prime is 6223531. The reversal of 6223522 is 2253226.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4036081 + 2187441 = 2009^2 + 1479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 6⁴ + 2³ + 2⁴ + 3¹⁴ + 5⁸ + 2⁵ + 2²⁰ .

It is a junction number, because it is equal to n+sod(n) for n = 6223493 and 6223502.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1543 + ... + 3850.

Almost surely, 2^6223522 is an apocalyptic number.

6223522 is a deficient number, since it is larger than the sum of its proper divisors (3129674).

6223522 is a wasteful number, since it uses less digits than its factorization.

6223522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5972.

The product of its digits is 1440, while the sum is 22.

The square root of 6223522 is about 2494.6987794121. The cubic root of 6223522 is about 183.9410846349.

Adding to 6223522 its reverse (2253226), we get a palindrome (8476748).

The spelling of 6223522 in words is "six million, two hundred twenty-three thousand, five hundred twenty-two".