3420031679 has 2 divisors, whose sum is σ = 3420031680. Its totient is φ = 3420031678.

The previous prime is 3420031651. The next prime is 3420031733. The reversal of 3420031679 is 9761300243.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3420031679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420031609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710015839 + 1710015840.

It is an arithmetic number, because the mean of its divisors is an integer number (1710015840).

Almost surely, 2^3420031679 is an apocalyptic number.

3420031679 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420031679 is an equidigital number, since it uses as much as digits as its factorization.

3420031679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 3420031679 is about 58481.0369179617. The cubic root of 3420031679 is about 1506.6419064955.

The spelling of 3420031679 in words is "three billion, four hundred twenty million, thirty-one thousand, six hundred seventy-nine".