6986449 has 2 divisors, whose sum is σ = 6986450. Its totient is φ = 6986448.

The previous prime is 6986437. The next prime is 6986453. The reversal of 6986449 is 9446896.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4028049 + 2958400 = 2007^2 + 1720^2 .

It is a cyclic number.

It is not a de Polignac number, because 6986449 - 2⁷ = 6986321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6986399 and 6986408.

It is not a weakly prime, because it can be changed into another prime (6986489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3493224 + 3493225.

It is an arithmetic number, because the mean of its divisors is an integer number (3493225).

Almost surely, 2^6986449 is an apocalyptic number.

It is an amenable number.

6986449 is a deficient number, since it is larger than the sum of its proper divisors (1).

6986449 is an equidigital number, since it uses as much as digits as its factorization.

6986449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 46.

The square root of 6986449 is about 2643.1891721933. The cubic root of 6986449 is about 191.1695998218.

The spelling of 6986449 in words is "six million, nine hundred eighty-six thousand, four hundred forty-nine".