6738868 has 24 divisors (see below), whose sum is σ = 12611592. Its totient is φ = 3139584.

The previous prime is 6738857. The next prime is 6738877. The reversal of 6738868 is 8688376.

It can be written as a sum of positive squares in 4 ways, for example, as 1036324 + 5702544 = 1018^2 + 2388^2 .

It is a super-3 number, since 3×6738868³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 7246 + ... + 8122.

It is an arithmetic number, because the mean of its divisors is an integer number (525483).

Almost surely, 2^6738868 is an apocalyptic number.

6738868 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6738868 is a deficient number, since it is larger than the sum of its proper divisors (5872724).

6738868 is a wasteful number, since it uses less digits than its factorization.

6738868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011 (or 1009 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 6738868 is about 2595.9329729406. The cubic root of 6738868 is about 188.8842081629.

The spelling of 6738868 in words is "six million, seven hundred thirty-eight thousand, eight hundred sixty-eight".