6777243 has 32 divisors (see below), whose sum is σ = 11539200. Its totient is φ = 3888000.

The previous prime is 6777241. The next prime is 6777263. The reversal of 6777243 is 3427776.

It is not a de Polignac number, because 6777243 - 2¹ = 6777241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6777198 and 6777207.

It is not an unprimeable number, because it can be changed into a prime (6777241) 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, 5043 + ... + 6243.

It is an arithmetic number, because the mean of its divisors is an integer number (360600).

Almost surely, 2^6777243 is an apocalyptic number.

6777243 is a deficient number, since it is larger than the sum of its proper divisors (4761957).

6777243 is a wasteful number, since it uses less digits than its factorization.

6777243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240 (or 1234 counting only the distinct ones).

The product of its digits is 49392, while the sum is 36.

The square root of 6777243 is about 2603.3138496923. The cubic root of 6777243 is about 189.2420682632.

The spelling of 6777243 in words is "six million, seven hundred seventy-seven thousand, two hundred forty-three".