6776772 has 24 divisors (see below), whose sum is σ = 16240896. Its totient is φ = 2197728.

The previous prime is 6776771. The next prime is 6776773. The reversal of 6776772 is 2776776.

It is an interprime number because it is at equal distance from previous prime (6776771) and next prime (6776773).

It is not an unprimeable number, because it can be changed into a prime (6776771) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 7188 + ... + 8075.

It is an arithmetic number, because the mean of its divisors is an integer number (676704).

Almost surely, 2^6776772 is an apocalyptic number.

It is an amenable number.

6776772 is an abundant number, since it is smaller than the sum of its proper divisors (9464124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6776772 is a wasteful number, since it uses less digits than its factorization.

6776772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15307 (or 15305 counting only the distinct ones).

The product of its digits is 172872, while the sum is 42.

The square root of 6776772 is about 2603.2233864961. The cubic root of 6776772 is about 189.2376842249.

The spelling of 6776772 in words is "six million, seven hundred seventy-six thousand, seven hundred seventy-two".