3427147 has 2 divisors, whose sum is σ = 3427148. Its totient is φ = 3427146.

The previous prime is 3427141. The next prime is 3427157. The reversal of 3427147 is 7417243.

3427147 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 is a cyclic number.

It is not a de Polignac number, because 3427147 - 2¹⁵ = 3394379 is a prime.

It is not a weakly prime, because it can be changed into another prime (3427141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713573 + 1713574.

It is an arithmetic number, because the mean of its divisors is an integer number (1713574).

Almost surely, 2^3427147 is an apocalyptic number.

3427147 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427147 is an equidigital number, since it uses as much as digits as its factorization.

3427147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4704, while the sum is 28.

The square root of 3427147 is about 1851.2555199107. The cubic root of 3427147 is about 150.7686030834.

The spelling of 3427147 in words is "three million, four hundred twenty-seven thousand, one hundred forty-seven".