3420357856 has 12 divisors (see below), whose sum is σ = 6733829592. Its totient is φ = 1710178912.

The previous prime is 3420357821. The next prime is 3420357907. The reversal of 3420357856 is 6587530243.

3420357856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 53443060 + ... + 53443123.

It is an arithmetic number, because the mean of its divisors is an integer number (561152466).

Almost surely, 2^3420357856 is an apocalyptic number.

It is an amenable number.

3420357856 is a deficient number, since it is larger than the sum of its proper divisors (3313471736).

3420357856 is a wasteful number, since it uses less digits than its factorization.

3420357856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106886193 (or 106886185 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The square root of 3420357856 is about 58483.8255930646. The cubic root of 3420357856 is about 1506.6898023788.

The spelling of 3420357856 in words is "three billion, four hundred twenty million, three hundred fifty-seven thousand, eight hundred fifty-six".