3421768 has 64 divisors (see below), whose sum is σ = 7920000. Its totient is φ = 1382976.

The previous prime is 3421751. The next prime is 3421793. The reversal of 3421768 is 8671243.

It is a plaindrome in base 15.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79555 + ... + 79597.

It is an arithmetic number, because the mean of its divisors is an integer number (123750).

Almost surely, 2^3421768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3421768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3960000).

3421768 is an abundant number, since it is smaller than the sum of its proper divisors (4498232).

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

3421768 is a wasteful number, since it uses less digits than its factorization.

3421768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99 (or 81 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 3421768 is about 1849.8021515827. The cubic root of 3421768 is about 150.6896833120.

The spelling of 3421768 in words is "three million, four hundred twenty-one thousand, seven hundred sixty-eight".