6725448 has 48 divisors (see below), whose sum is σ = 18848700. Its totient is φ = 2163840.

The previous prime is 6725443. The next prime is 6725473. The reversal of 6725448 is 8445276.

It can be written as a sum of positive squares in 2 ways, for example, as 6563844 + 161604 = 2562^2 + 402^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6725441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 478 + ... + 3698.

Almost surely, 2^6725448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6725448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9424350).

6725448 is an abundant number, since it is smaller than the sum of its proper divisors (12123252).

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

6725448 is a wasteful number, since it uses less digits than its factorization.

6725448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3262 (or 3255 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 6725448 is about 2593.3468722869. The cubic root of 6725448 is about 188.7587414632.

The spelling of 6725448 in words is "six million, seven hundred twenty-five thousand, four hundred forty-eight".