3223500 has 96 divisors (see below), whose sum is σ = 10762752. Its totient is φ = 734400.

The previous prime is 3223499. The next prime is 3223501. The reversal of 3223500 is 53223.

It is an interprime number because it is at equal distance from previous prime (3223499) and next prime (3223501).

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 3223500.

It is not an unprimeable number, because it can be changed into a prime (3223501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10347 + ... + 10653.

It is an arithmetic number, because the mean of its divisors is an integer number (112112).

Almost surely, 2^3223500 is an apocalyptic number.

3223500 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 3223500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5381376).

3223500 is an abundant number, since it is smaller than the sum of its proper divisors (7539252).

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

3223500 is a wasteful number, since it uses less digits than its factorization.

3223500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 3223500 is about 1795.4108164986. The cubic root of 3223500 is about 147.7211085827.

Adding to 3223500 its reverse (53223), we get a palindrome (3276723).

It can be divided in two parts, 32 and 23500, that added together give a palindrome (23532).

The spelling of 3223500 in words is "three million, two hundred twenty-three thousand, five hundred".