3420302056 has 16 divisors (see below), whose sum is σ = 6462023040. Its totient is φ = 1697095920.

The previous prime is 3420302051. The next prime is 3420302071. The reversal of 3420302056 is 6502030243.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3420302056.

It is not an unprimeable number, because it can be changed into a prime (3420302051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1630776 + ... + 1632871.

It is an arithmetic number, because the mean of its divisors is an integer number (403876440).

Almost surely, 2^3420302056 is an apocalyptic number.

It is an amenable number.

3420302056 is a deficient number, since it is larger than the sum of its proper divisors (3041720984).

3420302056 is a wasteful number, since it uses less digits than its factorization.

3420302056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263784 (or 3263780 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3420302056 is about 58483.3485361432. The cubic root of 3420302056 is about 1506.6816089137.

Adding to 3420302056 its reverse (6502030243), we get a palindrome (9922332299).

The spelling of 3420302056 in words is "three billion, four hundred twenty million, three hundred two thousand, fifty-six".