6757669 has 2 divisors, whose sum is σ = 6757670. Its totient is φ = 6757668.

The previous prime is 6757657. The next prime is 6757679. The reversal of 6757669 is 9667576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5832225 + 925444 = 2415^2 + 962^2 .

It is a cyclic number.

It is not a de Polignac number, because 6757669 - 2⁵ = 6757637 is a prime.

It is a super-2 number, since 2×6757669² = 91332180627122, which contains 22 as substring.

It is a Chen prime.

6757669 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6757679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3378834 + 3378835.

It is an arithmetic number, because the mean of its divisors is an integer number (3378835).

Almost surely, 2^6757669 is an apocalyptic number.

It is an amenable number.

6757669 is a deficient number, since it is larger than the sum of its proper divisors (1).

6757669 is an equidigital number, since it uses as much as digits as its factorization.

6757669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 46.

The square root of 6757669 is about 2599.5516921192. The cubic root of 6757669 is about 189.0597032439.

The spelling of 6757669 in words is "six million, seven hundred fifty-seven thousand, six hundred sixty-nine".