6777890 has 16 divisors (see below), whose sum is σ = 13943232. Its totient is φ = 2323824.

The previous prime is 6777839. The next prime is 6777923. The reversal of 6777890 is 987776.

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48344 + ... + 48483.

It is an arithmetic number, because the mean of its divisors is an integer number (871452).

Almost surely, 2^6777890 is an apocalyptic number.

6777890 is an abundant number, since it is smaller than the sum of its proper divisors (7165342).

6777890 is a wasteful number, since it uses less digits than its factorization.

6777890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96841.

The product of its (nonzero) digits is 148176, while the sum is 44.

The square root of 6777890 is about 2603.4381114211. The cubic root of 6777890 is about 189.2480901673.

It can be divided in two parts, 6777 and 890, that added together give a palindrome (7667).

The spelling of 6777890 in words is "six million, seven hundred seventy-seven thousand, eight hundred ninety".