3233220 has 24 divisors (see below), whose sum is σ = 9053184. Its totient is φ = 862176.

The previous prime is 3233201. The next prime is 3233221. The reversal of 3233220 is 223323.

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 3233220.

It is not an unprimeable number, because it can be changed into a prime (3233221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26884 + ... + 27003.

It is an arithmetic number, because the mean of its divisors is an integer number (377216).

Almost surely, 2^3233220 is an apocalyptic number.

3233220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3233220 is an abundant number, since it is smaller than the sum of its proper divisors (5819964).

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

3233220 is a wasteful number, since it uses less digits than its factorization.

3233220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53899 (or 53897 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 3233220 is about 1798.1156803721. The cubic root of 3233220 is about 147.8694368376.

Adding to 3233220 its reverse (223323), we get a palindrome (3456543).

The spelling of 3233220 in words is "three million, two hundred thirty-three thousand, two hundred twenty".