3421648379 has 2 divisors, whose sum is σ = 3421648380. Its totient is φ = 3421648378.

The previous prime is 3421648339. The next prime is 3421648427. The reversal of 3421648379 is 9738461243.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3421648379 is a prime.

It is not a weakly prime, because it can be changed into another prime (3421648309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710824189 + 1710824190.

It is an arithmetic number, because the mean of its divisors is an integer number (1710824190).

Almost surely, 2^3421648379 is an apocalyptic number.

3421648379 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421648379 is an equidigital number, since it uses as much as digits as its factorization.

3421648379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The square root of 3421648379 is about 58494.8577141615. The cubic root of 3421648379 is about 1506.8792731330.

The spelling of 3421648379 in words is "three billion, four hundred twenty-one million, six hundred forty-eight thousand, three hundred seventy-nine".