3321420 has 48 divisors (see below), whose sum is σ = 9380448. Its totient is φ = 878080.

The previous prime is 3321419. The next prime is 3321421. The reversal of 3321420 is 241233.

3321420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3321419) and next prime (3321421).

It is a super-2 number, since 2×3321420² = 22063661632800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3321420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11680 + ... + 11960.

It is an arithmetic number, because the mean of its divisors is an integer number (195426).

Almost surely, 2^3321420 is an apocalyptic number.

3321420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3321420 is an abundant number, since it is smaller than the sum of its proper divisors (6059028).

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

3321420 is a wasteful number, since it uses less digits than its factorization.

3321420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3321420 is about 1822.4763372949. The cubic root of 3321420 is about 149.2019842232.

Adding to 3321420 its reverse (241233), we get a palindrome (3562653).

It can be divided in two parts, 3321 and 420, that added together give a triangular number (3741 = T₈₆).

The spelling of 3321420 in words is "three million, three hundred twenty-one thousand, four hundred twenty".