3427549949 has 2 divisors, whose sum is σ = 3427549950. Its totient is φ = 3427549948.

The previous prime is 3427549927. The next prime is 3427550033. The reversal of 3427549949 is 9499457243.

3427549949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3155068900 + 272481049 = 56170^2 + 16507^2 .

It is a cyclic number.

It is not a de Polignac number, because 3427549949 - 2¹² = 3427545853 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 = 3427549894 and 3427549903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3427542949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713774974 + 1713774975.

It is an arithmetic number, because the mean of its divisors is an integer number (1713774975).

Almost surely, 2^3427549949 is an apocalyptic number.

It is an amenable number.

3427549949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427549949 is an equidigital number, since it uses as much as digits as its factorization.

3427549949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 56.

The square root of 3427549949 is about 58545.2811847377. The cubic root of 3427549949 is about 1507.7451175685.

The spelling of 3427549949 in words is "three billion, four hundred twenty-seven million, five hundred forty-nine thousand, nine hundred forty-nine".