6739545 has 8 divisors (see below), whose sum is σ = 10783296. Its totient is φ = 3594416.

The previous prime is 6739543. The next prime is 6739549. The reversal of 6739545 is 5459376.

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

It is a cyclic number.

It is not a de Polignac number, because 6739545 - 2¹ = 6739543 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 6² + 7 + 3³ + 9⁷ + 5⁵ + 4⁴ + 5⁹ .

It is not an unprimeable number, because it can be changed into a prime (6739541) by changing a digit.

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, 224637 + ... + 224666.

It is an arithmetic number, because the mean of its divisors is an integer number (1347912).

Almost surely, 2^6739545 is an apocalyptic number.

It is an amenable number.

6739545 is a deficient number, since it is larger than the sum of its proper divisors (4043751).

6739545 is a wasteful number, since it uses less digits than its factorization.

6739545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449311.

The product of its digits is 113400, while the sum is 39.

The square root of 6739545 is about 2596.0633659447. The cubic root of 6739545 is about 188.8905331780.

The spelling of 6739545 in words is "six million, seven hundred thirty-nine thousand, five hundred forty-five".