6787398 has 16 divisors (see below), whose sum is σ = 13608000. Its totient is φ = 2256936.

The previous prime is 6787393. The next prime is 6787399. The reversal of 6787398 is 8937876.

It is a super-2 number, since 2×6787398² = 92137543220808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6787393) 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, 1861 + ... + 4127.

It is an arithmetic number, because the mean of its divisors is an integer number (850500).

Almost surely, 2^6787398 is an apocalyptic number.

6787398 is an abundant number, since it is smaller than the sum of its proper divisors (6820602).

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

6787398 is a wasteful number, since it uses less digits than its factorization.

6787398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771.

The product of its digits is 508032, while the sum is 48.

The square root of 6787398 is about 2605.2635183413. The cubic root of 6787398 is about 189.3365410034.

The spelling of 6787398 in words is "six million, seven hundred eighty-seven thousand, three hundred ninety-eight".