3420055215 has 48 divisors (see below), whose sum is σ = 5975345376. Its totient is φ = 1809561600.

The previous prime is 3420055211. The next prime is 3420055307. The reversal of 3420055215 is 5125500243.

It is a happy number.

It is not a de Polignac number, because 3420055215 - 2² = 3420055211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420055211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3881575 + ... + 3882455.

It is an arithmetic number, because the mean of its divisors is an integer number (124486362).

Almost surely, 2^3420055215 is an apocalyptic number.

3420055215 is a deficient number, since it is larger than the sum of its proper divisors (2555290161).

3420055215 is a wasteful number, since it uses less digits than its factorization.

3420055215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1480 (or 1477 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 3420055215 is about 58481.2381452377. The cubic root of 3420055215 is about 1506.6453626274.

Adding to 3420055215 its reverse (5125500243), we get a palindrome (8545555458).

The spelling of 3420055215 in words is "three billion, four hundred twenty million, fifty-five thousand, two hundred fifteen".