69967441 has 2 divisors, whose sum is σ = 69967442. Its totient is φ = 69967440.

The previous prime is 69967433. The next prime is 69967483. The reversal of 69967441 is 14476996.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69889600 + 77841 = 8360^2 + 279^2 .

It is a cyclic number.

It is not a de Polignac number, because 69967441 - 2³ = 69967433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 69967391 and 69967400.

It is not a weakly prime, because it can be changed into another prime (69967411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34983720 + 34983721.

It is an arithmetic number, because the mean of its divisors is an integer number (34983721).

Almost surely, 2^69967441 is an apocalyptic number.

It is an amenable number.

69967441 is a deficient number, since it is larger than the sum of its proper divisors (1).

69967441 is an equidigital number, since it uses as much as digits as its factorization.

69967441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 46.

The square root of 69967441 is about 8364.6542666150. The cubic root of 69967441 is about 412.0646224866.

The spelling of 69967441 in words is "sixty-nine million, nine hundred sixty-seven thousand, four hundred forty-one".