6725737 has 2 divisors, whose sum is σ = 6725738. Its totient is φ = 6725736.

The previous prime is 6725731. The next prime is 6725743. The reversal of 6725737 is 7375276.

It is a balanced prime because it is at equal distance from previous prime (6725731) and next prime (6725743).

It can be written as a sum of positive squares in only one way, i.e., 5480281 + 1245456 = 2341^2 + 1116^2 .

It is a cyclic number.

It is not a de Polignac number, because 6725737 - 2¹⁹ = 6201449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6725696 and 6725705.

It is not a weakly prime, because it can be changed into another prime (6725731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3362868 + 3362869.

It is an arithmetic number, because the mean of its divisors is an integer number (3362869).

Almost surely, 2^6725737 is an apocalyptic number.

It is an amenable number.

6725737 is a deficient number, since it is larger than the sum of its proper divisors (1).

6725737 is an equidigital number, since it uses as much as digits as its factorization.

6725737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61740, while the sum is 37.

The square root of 6725737 is about 2593.4025911917. The cubic root of 6725737 is about 188.7614451490.

The spelling of 6725737 in words is "six million, seven hundred twenty-five thousand, seven hundred thirty-seven".