3404069257 has 2 divisors, whose sum is σ = 3404069258. Its totient is φ = 3404069256.

The previous prime is 3404069197. The next prime is 3404069261. The reversal of 3404069257 is 7529604043.

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., 2507605776 + 896463481 = 50076^2 + 29941^2 .

It is a cyclic number.

It is not a de Polignac number, because 3404069257 - 2⁷ = 3404069129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3404069287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702034628 + 1702034629.

It is an arithmetic number, because the mean of its divisors is an integer number (1702034629).

Almost surely, 2^3404069257 is an apocalyptic number.

It is an amenable number.

3404069257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3404069257 is an equidigital number, since it uses as much as digits as its factorization.

3404069257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 3404069257 is about 58344.4021050863. The cubic root of 3404069257 is about 1504.2942511324.

The spelling of 3404069257 in words is "three billion, four hundred four million, sixty-nine thousand, two hundred fifty-seven".