6749546 has 8 divisors (see below), whose sum is σ = 10169220. Its totient is φ = 3359808.

The previous prime is 6749531. The next prime is 6749563. The reversal of 6749546 is 6459476.

It can be written as a sum of positive squares in 2 ways, for example, as 5452225 + 1297321 = 2335^2 + 1139^2 .

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

It is a super-2 number, since 2×6749546² = 91112742412232, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6911 + ... + 7826.

Almost surely, 2^6749546 is an apocalyptic number.

6749546 is a deficient number, since it is larger than the sum of its proper divisors (3419674).

6749546 is a wasteful number, since it uses less digits than its factorization.

6749546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14968.

The product of its digits is 181440, while the sum is 41.

The square root of 6749546 is about 2597.9888375434. The cubic root of 6749546 is about 188.9839203214.

The spelling of 6749546 in words is "six million, seven hundred forty-nine thousand, five hundred forty-six".