3283020 has 144 divisors (see below), whose sum is σ = 11374272. Its totient is φ = 760320.

The previous prime is 3283019. The next prime is 3283031. The reversal of 3283020 is 203823.

3283020 is nontrivially palindromic in base 14.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3282984 and 3283002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53790 + ... + 53850.

It is an arithmetic number, because the mean of its divisors is an integer number (78988).

Almost surely, 2^3283020 is an apocalyptic number.

3283020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3283020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5687136).

3283020 is an abundant number, since it is smaller than the sum of its proper divisors (8091252).

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

3283020 is a wasteful number, since it uses less digits than its factorization.

3283020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3283020 is about 1811.9105938208. The cubic root of 3283020 is about 148.6247633605.

Adding to 3283020 its reverse (203823), we get a palindrome (3486843).

The spelling of 3283020 in words is "three million, two hundred eighty-three thousand, twenty".