6698477 has 2 divisors, whose sum is σ = 6698478. Its totient is φ = 6698476.

The previous prime is 6698467. The next prime is 6698491. The reversal of 6698477 is 7748966.

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., 6522916 + 175561 = 2554^2 + 419^2 .

It is a cyclic number.

It is not a de Polignac number, because 6698477 - 2⁶ = 6698413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6698467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3349238 + 3349239.

It is an arithmetic number, because the mean of its divisors is an integer number (3349239).

Almost surely, 2^6698477 is an apocalyptic number.

It is an amenable number.

6698477 is a deficient number, since it is larger than the sum of its proper divisors (1).

6698477 is an equidigital number, since it uses as much as digits as its factorization.

6698477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 47.

The square root of 6698477 is about 2588.1416112725. The cubic root of 6698477 is about 188.5060776160.

The spelling of 6698477 in words is "six million, six hundred ninety-eight thousand, four hundred seventy-seven".