3494548649 has 2 divisors, whose sum is σ = 3494548650. Its totient is φ = 3494548648.

The previous prime is 3494548573. The next prime is 3494548661. The reversal of 3494548649 is 9468454943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3142723600 + 351825049 = 56060^2 + 18757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3494548649 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3494548594 and 3494548603.

It is not a weakly prime, because it can be changed into another prime (3494548699) 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, 1747274324 + 1747274325.

It is an arithmetic number, because the mean of its divisors is an integer number (1747274325).

Almost surely, 2^3494548649 is an apocalyptic number.

It is an amenable number.

3494548649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3494548649 is an equidigital number, since it uses as much as digits as its factorization.

3494548649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14929920, while the sum is 56.

The square root of 3494548649 is about 59114.7075523511. The cubic root of 3494548649 is about 1517.5058138443.

The spelling of 3494548649 in words is "three billion, four hundred ninety-four million, five hundred forty-eight thousand, six hundred forty-nine".