8634449 has 2 divisors, whose sum is σ = 8634450. Its totient is φ = 8634448.

The previous prime is 8634427. The next prime is 8634467. The reversal of 8634449 is 9444368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4870849 + 3763600 = 2207^2 + 1940^2 .

It is a cyclic number.

It is not a de Polignac number, because 8634449 - 2¹⁶ = 8568913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8634469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4317224 + 4317225.

It is an arithmetic number, because the mean of its divisors is an integer number (4317225).

Almost surely, 2^8634449 is an apocalyptic number.

It is an amenable number.

8634449 is a deficient number, since it is larger than the sum of its proper divisors (1).

8634449 is an equidigital number, since it uses as much as digits as its factorization.

8634449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 38.

The square root of 8634449 is about 2938.4432953521. The cubic root of 8634449 is about 205.1531593882.

The spelling of 8634449 in words is "eight million, six hundred thirty-four thousand, four hundred forty-nine".