6662329 has 2 divisors, whose sum is σ = 6662330. Its totient is φ = 6662328.

The previous prime is 6662309. The next prime is 6662333. The reversal of 6662329 is 9232666.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6656400 + 5929 = 2580^2 + 77^2 .

It is a cyclic number.

It is not a de Polignac number, because 6662329 - 2¹⁵ = 6629561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6662294 and 6662303.

It is not a weakly prime, because it can be changed into another prime (6662309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3331164 + 3331165.

It is an arithmetic number, because the mean of its divisors is an integer number (3331165).

Almost surely, 2^6662329 is an apocalyptic number.

It is an amenable number.

6662329 is a deficient number, since it is larger than the sum of its proper divisors (1).

6662329 is an equidigital number, since it uses as much as digits as its factorization.

6662329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 34.

The square root of 6662329 is about 2581.1487752549. The cubic root of 6662329 is about 188.1663779139.

The spelling of 6662329 in words is "six million, six hundred sixty-two thousand, three hundred twenty-nine".