3349540247 has 2 divisors, whose sum is σ = 3349540248. Its totient is φ = 3349540246.

The previous prime is 3349540219. The next prime is 3349540253. The reversal of 3349540247 is 7420459433.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3349540247 - 2²⁸ = 3081104791 is a prime.

It is a super-2 number, since 2×3349540247² = 22438839732545642018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3349540147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1674770123 + 1674770124.

It is an arithmetic number, because the mean of its divisors is an integer number (1674770124).

Almost surely, 2^3349540247 is an apocalyptic number.

3349540247 is a deficient number, since it is larger than the sum of its proper divisors (1).

3349540247 is an equidigital number, since it uses as much as digits as its factorization.

3349540247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 41.

The square root of 3349540247 is about 57875.2127166717. The cubic root of 3349540247 is about 1496.2186603980.

The spelling of 3349540247 in words is "three billion, three hundred forty-nine million, five hundred forty thousand, two hundred forty-seven".