6733445 has 16 divisors (see below), whose sum is σ = 8790768. Its totient is φ = 4930560.

The previous prime is 6733439. The next prime is 6733453. The reversal of 6733445 is 5443376.

6733445 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 2076481 + 4656964 = 1441^2 + 2158^2 .

It is not a de Polignac number, because 6733445 - 2¹⁶ = 6667909 is a prime.

It is a super-3 number, since 3×6733445³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2075 + ... + 4215.

It is an arithmetic number, because the mean of its divisors is an integer number (549423).

Almost surely, 2^6733445 is an apocalyptic number.

It is an amenable number.

6733445 is a deficient number, since it is larger than the sum of its proper divisors (2057323).

6733445 is a wasteful number, since it uses less digits than its factorization.

6733445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200.

The product of its digits is 30240, while the sum is 32.

The square root of 6733445 is about 2594.8882442217. Note that the first 3 decimals coincide. The cubic root of 6733445 is about 188.8335273486.

The spelling of 6733445 in words is "six million, seven hundred thirty-three thousand, four hundred forty-five".