6734545 has 4 divisors (see below), whose sum is σ = 8081460. Its totient is φ = 5387632.

The previous prime is 6734543. The next prime is 6734573. The reversal of 6734545 is 5454376.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3640464 + 3094081 = 1908^2 + 1759^2 .

It is a cyclic number.

It is not a de Polignac number, because 6734545 - 2¹ = 6734543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6734545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6734543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673450 + ... + 673459.

It is an arithmetic number, because the mean of its divisors is an integer number (2020365).

Almost surely, 2^6734545 is an apocalyptic number.

It is an amenable number.

6734545 is a deficient number, since it is larger than the sum of its proper divisors (1346915).

6734545 is a wasteful number, since it uses less digits than its factorization.

6734545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346914.

The product of its digits is 50400, while the sum is 34.

The square root of 6734545 is about 2595.1001907441. The cubic root of 6734545 is about 188.8438096321.

The spelling of 6734545 in words is "six million, seven hundred thirty-four thousand, five hundred forty-five".