3404969 has 2 divisors, whose sum is σ = 3404970. Its totient is φ = 3404968.

The previous prime is 3404923. The next prime is 3404983. The reversal of 3404969 is 9694043.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3193369 + 211600 = 1787^2 + 460^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3404969 is a prime.

It is a super-2 number, since 2×3404969² = 23187627781922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3404669) 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, 1702484 + 1702485.

It is an arithmetic number, because the mean of its divisors is an integer number (1702485).

Almost surely, 2^3404969 is an apocalyptic number.

It is an amenable number.

3404969 is a deficient number, since it is larger than the sum of its proper divisors (1).

3404969 is an equidigital number, since it uses as much as digits as its factorization.

3404969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 3404969 is about 1845.2558088243. The cubic root of 3404969 is about 150.4426774777.

The spelling of 3404969 in words is "three million, four hundred four thousand, nine hundred sixty-nine".