6655738 has 16 divisors (see below), whose sum is σ = 11128320. Its totient is φ = 2966976.

The previous prime is 6655729. The next prime is 6655739. The reversal of 6655738 is 8375566.

It is a self number, because there is not a number n which added to its sum of digits gives 6655738.

It is not an unprimeable number, because it can be changed into a prime (6655739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4506 + ... + 5797.

It is an arithmetic number, because the mean of its divisors is an integer number (695520).

Almost surely, 2^6655738 is an apocalyptic number.

6655738 is a deficient number, since it is larger than the sum of its proper divisors (4472582).

6655738 is a wasteful number, since it uses less digits than its factorization.

6655738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10341.

The product of its digits is 151200, while the sum is 40.

The square root of 6655738 is about 2579.8717022364. The cubic root of 6655738 is about 188.1043068375.

The spelling of 6655738 in words is "six million, six hundred fifty-five thousand, seven hundred thirty-eight".