3490769 has 2 divisors, whose sum is σ = 3490770. Its totient is φ = 3490768.

The previous prime is 3490727. The next prime is 3490771. The reversal of 3490769 is 9670943.

3490769 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3478225 + 12544 = 1865^2 + 112^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3490769 is a prime.

It is a super-2 number, since 2×3490769² = 24370936422722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 3490771, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3490709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1745384 + 1745385.

It is an arithmetic number, because the mean of its divisors is an integer number (1745385).

Almost surely, 2^3490769 is an apocalyptic number.

It is an amenable number.

3490769 is a deficient number, since it is larger than the sum of its proper divisors (1).

3490769 is an equidigital number, since it uses as much as digits as its factorization.

3490769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 3490769 is about 1868.3599760218. The cubic root of 3490769 is about 151.6958512985.

The spelling of 3490769 in words is "three million, four hundred ninety thousand, seven hundred sixty-nine".