3420446347 has 2 divisors, whose sum is σ = 3420446348. Its totient is φ = 3420446346.

The previous prime is 3420446251. The next prime is 3420446369. The reversal of 3420446347 is 7436440243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3420446347 - 2¹⁹ = 3419922059 is a prime.

It is not a weakly prime, because it can be changed into another prime (3420446377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710223173 + 1710223174.

It is an arithmetic number, because the mean of its divisors is an integer number (1710223174).

Almost surely, 2^3420446347 is an apocalyptic number.

3420446347 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420446347 is an equidigital number, since it uses as much as digits as its factorization.

3420446347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 37.

The square root of 3420446347 is about 58484.5821306778. The cubic root of 3420446347 is about 1506.7027958864.

The spelling of 3420446347 in words is "three billion, four hundred twenty million, four hundred forty-six thousand, three hundred forty-seven".