3406730257 has 16 divisors (see below), whose sum is σ = 3963932800. Its totient is φ = 2867322240.

The previous prime is 3406730233. The next prime is 3406730263. The reversal of 3406730257 is 7520376043.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3406730257 is a prime.

It is a super-2 number, since 2×3406730257² = 23211622087918572098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3406730227) 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 in 15 ways as a sum of consecutive naturals, for example, 257869 + ... + 270757.

It is an arithmetic number, because the mean of its divisors is an integer number (247745800).

Almost surely, 2^3406730257 is an apocalyptic number.

It is an amenable number.

3406730257 is a deficient number, since it is larger than the sum of its proper divisors (557202543).

3406730257 is a wasteful number, since it uses less digits than its factorization.

3406730257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13576.

The product of its (nonzero) digits is 105840, while the sum is 37.

The square root of 3406730257 is about 58367.2018945572. The cubic root of 3406730257 is about 1504.6861237324.

The spelling of 3406730257 in words is "three billion, four hundred six million, seven hundred thirty thousand, two hundred fifty-seven".