6725250 has 144 divisors (see below), whose sum is σ = 21500856. Its totient is φ = 1512000.

The previous prime is 6725249. The next prime is 6725261. The reversal of 6725250 is 525276.

It can be written as a sum of positive squares in 4 ways, for example, as 480249 + 6245001 = 693^2 + 2499^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 110220 + ... + 110280.

Almost surely, 2^6725250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6725250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10750428).

6725250 is an abundant number, since it is smaller than the sum of its proper divisors (14775606).

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

6725250 is a wasteful number, since it uses less digits than its factorization.

6725250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 6725250 is about 2593.3086973980. The cubic root of 6725250 is about 188.7568890663.

The spelling of 6725250 in words is "six million, seven hundred twenty-five thousand, two hundred fifty".