7006729 has 2 divisors, whose sum is σ = 7006730. Its totient is φ = 7006728.

The previous prime is 7006723. The next prime is 7006733. The reversal of 7006729 is 9276007.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6943225 + 63504 = 2635^2 + 252^2 .

It is a cyclic number.

It is not a de Polignac number, because 7006729 - 2¹¹ = 7004681 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7006729.

It is not a weakly prime, because it can be changed into another prime (7006723) by changing a digit.

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 as a sum of consecutive naturals, namely, 3503364 + 3503365.

It is an arithmetic number, because the mean of its divisors is an integer number (3503365).

Almost surely, 2^7006729 is an apocalyptic number.

It is an amenable number.

7006729 is a deficient number, since it is larger than the sum of its proper divisors (1).

7006729 is an equidigital number, since it uses as much as digits as its factorization.

7006729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 7006729 is about 2647.0226670733. The cubic root of 7006729 is about 191.3543944274.

The spelling of 7006729 in words is "seven million, six thousand, seven hundred twenty-nine".