6347669 has 2 divisors, whose sum is σ = 6347670. Its totient is φ = 6347668.

The previous prime is 6347659. The next prime is 6347687. The reversal of 6347669 is 9667436.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6061444 + 286225 = 2462^2 + 535^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6347669 is a prime.

It is a super-2 number, since 2×6347669² = 80585803467122, which contains 22 as substring.

It is a d-powerful number, because it can be written as 6³ + 3⁵ + 4⁶ + 7⁸ + 6³ + 6⁶ + 9⁶ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6347639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3173834 + 3173835.

It is an arithmetic number, because the mean of its divisors is an integer number (3173835).

Almost surely, 2^6347669 is an apocalyptic number.

It is an amenable number.

6347669 is a deficient number, since it is larger than the sum of its proper divisors (1).

6347669 is an equidigital number, since it uses as much as digits as its factorization.

6347669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 41.

The square root of 6347669 is about 2519.4580766506. The cubic root of 6347669 is about 185.1561282444.

The spelling of 6347669 in words is "six million, three hundred forty-seven thousand, six hundred sixty-nine".