6504450 has 48 divisors (see below), whose sum is σ = 16326336. Its totient is φ = 1713600.

The previous prime is 6504419. The next prime is 6504457. The reversal of 6504450 is 544056.

It is a self number, because there is not a number n which added to its sum of digits gives 6504450.

It is not an unprimeable number, because it can be changed into a prime (6504457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15240 + ... + 15660.

It is an arithmetic number, because the mean of its divisors is an integer number (340132).

Almost surely, 2^6504450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6504450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8163168).

6504450 is an abundant number, since it is smaller than the sum of its proper divisors (9821886).

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

6504450 is a wasteful number, since it uses less digits than its factorization.

6504450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 6504450 is about 2550.3823242800. The cubic root of 6504450 is about 186.6681370349.

The spelling of 6504450 in words is "six million, five hundred four thousand, four hundred fifty".