6788121 has 8 divisors (see below), whose sum is σ = 9062880. Its totient is φ = 4519392.

The previous prime is 6788107. The next prime is 6788123. The reversal of 6788121 is 1218876.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6788121 - 2⁹ = 6787609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6788123) by changing a digit.

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, 3510 + ... + 5088.

It is an arithmetic number, because the mean of its divisors is an integer number (1132860).

Almost surely, 2^6788121 is an apocalyptic number.

It is an amenable number.

6788121 is a deficient number, since it is larger than the sum of its proper divisors (2274759).

6788121 is a wasteful number, since it uses less digits than its factorization.

6788121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3015.

The product of its digits is 5376, while the sum is 33.

The square root of 6788121 is about 2605.4022722029. The cubic root of 6788121 is about 189.3432635334.

It can be divided in two parts, 67 and 88121, that added together give a palindrome (88188).

The spelling of 6788121 in words is "six million, seven hundred eighty-eight thousand, one hundred twenty-one".