3427279 has 2 divisors, whose sum is σ = 3427280. Its totient is φ = 3427278.

The previous prime is 3427271. The next prime is 3427289. The reversal of 3427279 is 9727243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3427279 - 2³ = 3427271 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3427271) 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, 1713639 + 1713640.

It is an arithmetic number, because the mean of its divisors is an integer number (1713640).

Almost surely, 2^3427279 is an apocalyptic number.

3427279 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427279 is an equidigital number, since it uses as much as digits as its factorization.

3427279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 34.

The square root of 3427279 is about 1851.2911710479. The cubic root of 3427279 is about 150.7705387265.

The spelling of 3427279 in words is "three million, four hundred twenty-seven thousand, two hundred seventy-nine".