6725533 has 2 divisors, whose sum is σ = 6725534. Its totient is φ = 6725532.

The previous prime is 6725531. The next prime is 6725549. The reversal of 6725533 is 3355276.

6725533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6441444 + 284089 = 2538^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 6725533 - 2¹ = 6725531 is a prime.

Together with 6725531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 6725495 and 6725504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6725531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3362766 + 3362767.

It is an arithmetic number, because the mean of its divisors is an integer number (3362767).

Almost surely, 2^6725533 is an apocalyptic number.

It is an amenable number.

6725533 is a deficient number, since it is larger than the sum of its proper divisors (1).

6725533 is an equidigital number, since it uses as much as digits as its factorization.

6725533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 31.

The square root of 6725533 is about 2593.3632603243. The cubic root of 6725533 is about 188.7595366730.

It can be divided in two parts, 67 and 25533, that added together give a square (25600 = 160²).

The spelling of 6725533 in words is "six million, seven hundred twenty-five thousand, five hundred thirty-three".