6734520 has 96 divisors (see below), whose sum is σ = 23587200. Its totient is φ = 1656576.

The previous prime is 6734503. The next prime is 6734521. The reversal of 6734520 is 254376.

It is a happy number.

It is a congruent 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 (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3961 + ... + 5399.

It is an arithmetic number, because the mean of its divisors is an integer number (245700).

Almost surely, 2^6734520 is an apocalyptic number.

6734520 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6734520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11793600).

6734520 is an abundant number, since it is smaller than the sum of its proper divisors (16852680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6734520 is a wasteful number, since it uses less digits than its factorization.

6734520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469 (or 1462 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 6734520 is about 2595.0953739699. The cubic root of 6734520 is about 188.8435759562.

Adding to 6734520 its reverse (254376), we get a palindrome (6988896).

The spelling of 6734520 in words is "six million, seven hundred thirty-four thousand, five hundred twenty".