7262729 has 2 divisors, whose sum is σ = 7262730. Its totient is φ = 7262728.

The previous prime is 7262719. The next prime is 7262737. The reversal of 7262729 is 9272627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4507129 + 2755600 = 2123^2 + 1660^2 .

It is a cyclic number.

It is not a de Polignac number, because 7262729 - 2⁸ = 7262473 is a prime.

It is a d-powerful number, because it can be written as 7⁷ + 2¹² + 6⁵ + 2¹⁶ + 7⁸ + 2¹⁶ + 9⁶ .

It is not a weakly prime, because it can be changed into another prime (7262719) 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, 3631364 + 3631365.

It is an arithmetic number, because the mean of its divisors is an integer number (3631365).

Almost surely, 2^7262729 is an apocalyptic number.

It is an amenable number.

7262729 is a deficient number, since it is larger than the sum of its proper divisors (1).

7262729 is an equidigital number, since it uses as much as digits as its factorization.

7262729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 35.

The square root of 7262729 is about 2694.9450829284. The cubic root of 7262729 is about 193.6570356650.

The spelling of 7262729 in words is "seven million, two hundred sixty-two thousand, seven hundred twenty-nine".