7969967 has 2 divisors, whose sum is σ = 7969968. Its totient is φ = 7969966.

The previous prime is 7969961. The next prime is 7969979. The reversal of 7969967 is 7699697.

It is a weak prime.

It is an emirp because it is prime and its reverse (7699697) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7969967 - 2¹² = 7965871 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 (7969961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3984983 + 3984984.

It is an arithmetic number, because the mean of its divisors is an integer number (3984984).

Almost surely, 2^7969967 is an apocalyptic number.

7969967 is a deficient number, since it is larger than the sum of its proper divisors (1).

7969967 is an equidigital number, since it uses as much as digits as its factorization.

7969967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1285956, while the sum is 53.

The square root of 7969967 is about 2823.1129980927. The cubic root of 7969967 is about 199.7494111573.

The spelling of 7969967 in words is "seven million, nine hundred sixty-nine thousand, nine hundred sixty-seven".