3420274439 has 2 divisors, whose sum is σ = 3420274440. Its totient is φ = 3420274438.

The previous prime is 3420274411. The next prime is 3420274447. The reversal of 3420274439 is 9344720243.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3420274439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420204439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710137219 + 1710137220.

It is an arithmetic number, because the mean of its divisors is an integer number (1710137220).

Almost surely, 2^3420274439 is an apocalyptic number.

3420274439 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420274439 is an equidigital number, since it uses as much as digits as its factorization.

3420274439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 38.

The square root of 3420274439 is about 58483.1124257251. The cubic root of 3420274439 is about 1506.6775537028.

The spelling of 3420274439 in words is "three billion, four hundred twenty million, two hundred seventy-four thousand, four hundred thirty-nine".