3421268856 has 48 divisors (see below), whose sum is σ = 9481431960. Its totient is φ = 1113900480.

The previous prime is 3421268843. The next prime is 3421268897. The reversal of 3421268856 is 6588621243.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 549435 + ... + 555626.

Almost surely, 2^3421268856 is an apocalyptic number.

3421268856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3421268856 is an abundant number, since it is smaller than the sum of its proper divisors (6060163104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3421268856 is a wasteful number, since it uses less digits than its factorization.

3421268856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105116 (or 1105109 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 3421268856 is about 58491.6135527137. The cubic root of 3421268856 is about 1506.8235576391.

The spelling of 3421268856 in words is "three billion, four hundred twenty-one million, two hundred sixty-eight thousand, eight hundred fifty-six".