8417449 has 2 divisors, whose sum is σ = 8417450. Its totient is φ = 8417448.

The previous prime is 8417401. The next prime is 8417489. The reversal of 8417449 is 9447148.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4243600 + 4173849 = 2060^2 + 2043^2 .

It is a cyclic number.

It is not a de Polignac number, because 8417449 - 2⁹ = 8416937 is a prime.

It is not a weakly prime, because it can be changed into another prime (8417489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4208724 + 4208725.

It is an arithmetic number, because the mean of its divisors is an integer number (4208725).

Almost surely, 2^8417449 is an apocalyptic number.

It is an amenable number.

8417449 is a deficient number, since it is larger than the sum of its proper divisors (1).

8417449 is an equidigital number, since it uses as much as digits as its factorization.

8417449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 37.

The square root of 8417449 is about 2901.2840260822. The cubic root of 8417449 is about 203.4199287759.

It can be divided in two parts, 841744 and 9, that added together give a triangular number (841753 = T₁₂₉₇).

The spelling of 8417449 in words is "eight million, four hundred seventeen thousand, four hundred forty-nine".