6749606 has 4 divisors (see below), whose sum is σ = 10124412. Its totient is φ = 3374802.

The previous prime is 6749593. The next prime is 6749621. The reversal of 6749606 is 6069476.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6749606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1687400 + ... + 1687403.

It is an arithmetic number, because the mean of its divisors is an integer number (2531103).

Almost surely, 2^6749606 is an apocalyptic number.

6749606 is a deficient number, since it is larger than the sum of its proper divisors (3374806).

6749606 is a wasteful number, since it uses less digits than its factorization.

6749606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374805.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 6749606 is about 2598.0003849114. Note that the first 3 decimals coincide. The cubic root of 6749606 is about 188.9844803098.

The spelling of 6749606 in words is "six million, seven hundred forty-nine thousand, six hundred six".