6736778 has 8 divisors (see below), whose sum is σ = 10227168. Its totient is φ = 3327724.

The previous prime is 6736771. The next prime is 6736799. The reversal of 6736778 is 8776376.

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

It is not an unprimeable number, because it can be changed into a prime (6736771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20126 + ... + 20457.

It is an arithmetic number, because the mean of its divisors is an integer number (1278396).

Almost surely, 2^6736778 is an apocalyptic number.

6736778 is a deficient number, since it is larger than the sum of its proper divisors (3490390).

6736778 is a wasteful number, since it uses less digits than its factorization.

6736778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40668.

The product of its digits is 296352, while the sum is 44.

The square root of 6736778 is about 2595.5303889571. The cubic root of 6736778 is about 188.8646792245.

The spelling of 6736778 in words is "six million, seven hundred thirty-six thousand, seven hundred seventy-eight".