6726725 has 6 divisors (see below), whose sum is σ = 8341170. Its totient is φ = 5381360.

The previous prime is 6726697. The next prime is 6726737. The reversal of 6726725 is 5276276.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1682209 + 5044516 = 1297^2 + 2246^2 .

It is not a de Polignac number, because 6726725 - 2¹⁶ = 6661189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 134510 + ... + 134559.

It is an arithmetic number, because the mean of its divisors is an integer number (1390195).

Almost surely, 2^6726725 is an apocalyptic number.

It is an amenable number.

6726725 is a deficient number, since it is larger than the sum of its proper divisors (1614445).

6726725 is a wasteful number, since it uses less digits than its factorization.

6726725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269079 (or 269074 counting only the distinct ones).

The product of its digits is 35280, while the sum is 35.

The square root of 6726725 is about 2593.5930675416. The cubic root of 6726725 is about 188.7706876145.

The spelling of 6726725 in words is "six million, seven hundred twenty-six thousand, seven hundred twenty-five".