6223777 has 32 divisors (see below), whose sum is σ = 8110080. Its totient is φ = 4656960.

The previous prime is 6223771. The next prime is 6223781. The reversal of 6223777 is 7773226.

6223777 = 64² + 65² + ... + 266².

6223777 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-6223777 is a prime.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6223771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144718 + ... + 144760.

It is an arithmetic number, because the mean of its divisors is an integer number (253440).

Almost surely, 2^6223777 is an apocalyptic number.

It is an amenable number.

6223777 is a deficient number, since it is larger than the sum of its proper divisors (1886303).

6223777 is a wasteful number, since it uses less digits than its factorization.

6223777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133.

The product of its digits is 24696, while the sum is 34.

The square root of 6223777 is about 2494.7498872633. The cubic root of 6223777 is about 183.9435968424.

The spelling of 6223777 in words is "six million, two hundred twenty-three thousand, seven hundred seventy-seven".