8449967 has 2 divisors, whose sum is σ = 8449968. Its totient is φ = 8449966.

The previous prime is 8449957. The next prime is 8449979. The reversal of 8449967 is 7699448.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8449967 - 2⁸ = 8449711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8449907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4224983 + 4224984.

It is an arithmetic number, because the mean of its divisors is an integer number (4224984).

Almost surely, 2^8449967 is an apocalyptic number.

8449967 is a deficient number, since it is larger than the sum of its proper divisors (1).

8449967 is an equidigital number, since it uses as much as digits as its factorization.

8449967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 47.

The square root of 8449967 is about 2906.8826945716. The cubic root of 8449967 is about 203.6815404766.

It can be divided in two parts, 844 and 9967, that multiplied together give a palindrome (8412148).

The spelling of 8449967 in words is "eight million, four hundred forty-nine thousand, nine hundred sixty-seven".