3420726068 has 6 divisors (see below), whose sum is σ = 5986270626. Its totient is φ = 1710363032.

The previous prime is 3420726019. The next prime is 3420726079. The reversal of 3420726068 is 8606270243.

It can be written as a sum of positive squares in only one way, i.e., 3356116624 + 64609444 = 57932^2 + 8038^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427590755 + ... + 427590762.

It is an arithmetic number, because the mean of its divisors is an integer number (997711771).

Almost surely, 2^3420726068 is an apocalyptic number.

It is an amenable number.

3420726068 is a deficient number, since it is larger than the sum of its proper divisors (2565544558).

3420726068 is a wasteful number, since it uses less digits than its factorization.

3420726068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855181521 (or 855181519 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 3420726068 is about 58486.9734898293. The cubic root of 3420726068 is about 1506.7438670295.

The spelling of 3420726068 in words is "three billion, four hundred twenty million, seven hundred twenty-six thousand, sixty-eight".