6222628 has 6 divisors (see below), whose sum is σ = 10889606. Its totient is φ = 3111312.

The previous prime is 6222607. The next prime is 6222641. The reversal of 6222628 is 8262226.

It can be written as a sum of positive squares in only one way, i.e., 5943844 + 278784 = 2438^2 + 528^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6222596 and 6222605.

It is an unprimeable number.

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, 777825 + ... + 777832.

Almost surely, 2^6222628 is an apocalyptic number.

It is an amenable number.

6222628 is a deficient number, since it is larger than the sum of its proper divisors (4666978).

6222628 is a wasteful number, since it uses less digits than its factorization.

6222628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1555661 (or 1555659 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The square root of 6222628 is about 2494.5195930279. The cubic root of 6222628 is about 183.9322765889.

The spelling of 6222628 in words is "six million, two hundred twenty-two thousand, six hundred twenty-eight".