6662347 has 2 divisors, whose sum is σ = 6662348. Its totient is φ = 6662346.

The previous prime is 6662333. The next prime is 6662353. The reversal of 6662347 is 7432666.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6662347 - 2¹¹ = 6660299 is a prime.

It is not a weakly prime, because it can be changed into another prime (6662947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3331173 + 3331174.

It is an arithmetic number, because the mean of its divisors is an integer number (3331174).

Almost surely, 2^6662347 is an apocalyptic number.

6662347 is a deficient number, since it is larger than the sum of its proper divisors (1).

6662347 is an equidigital number, since it uses as much as digits as its factorization.

6662347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 6662347 is about 2581.1522620721. The cubic root of 6662347 is about 188.1665473737.

The spelling of 6662347 in words is "six million, six hundred sixty-two thousand, three hundred forty-seven".