6734523 has 4 divisors (see below), whose sum is σ = 8979368. Its totient is φ = 4489680.

The previous prime is 6734521. The next prime is 6734543. The reversal of 6734523 is 3254376.

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

It is not a de Polignac number, because 6734523 - 2¹ = 6734521 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6734521) 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 3 ways as a sum of consecutive naturals, for example, 1122418 + ... + 1122423.

It is an arithmetic number, because the mean of its divisors is an integer number (2244842).

Almost surely, 2^6734523 is an apocalyptic number.

6734523 is a deficient number, since it is larger than the sum of its proper divisors (2244845).

6734523 is a wasteful number, since it uses less digits than its factorization.

6734523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244844.

The product of its digits is 15120, while the sum is 30.

The square root of 6734523 is about 2595.0959519833. The cubic root of 6734523 is about 188.8436039974.

Adding to 6734523 its reverse (3254376), we get a palindrome (9988899).

The spelling of 6734523 in words is "six million, seven hundred thirty-four thousand, five hundred twenty-three".