69984067 has 2 divisors, whose sum is σ = 69984068. Its totient is φ = 69984066.

The previous prime is 69984059. The next prime is 69984073. The reversal of 69984067 is 76048996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69984067 - 2³ = 69984059 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 69984067.

It is not a weakly prime, because it can be changed into another prime (69984017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34992033 + 34992034.

It is an arithmetic number, because the mean of its divisors is an integer number (34992034).

Almost surely, 2^69984067 is an apocalyptic number.

69984067 is a deficient number, since it is larger than the sum of its proper divisors (1).

69984067 is an equidigital number, since it uses as much as digits as its factorization.

69984067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 69984067 is about 8365.6480322806. The cubic root of 69984067 is about 412.0972588278.

The spelling of 69984067 in words is "sixty-nine million, nine hundred eighty-four thousand, sixty-seven".