3223320144 has 80 divisors (see below), whose sum is σ = 9091293120. Its totient is φ = 975969280.

The previous prime is 3223320137. The next prime is 3223320181. The reversal of 3223320144 is 4410233223.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 1179772 + ... + 1182500.

It is an arithmetic number, because the mean of its divisors is an integer number (113641164).

Almost surely, 2^3223320144 is an apocalyptic number.

It is an amenable number.

3223320144 is an abundant number, since it is smaller than the sum of its proper divisors (5867972976).

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

3223320144 is a wasteful number, since it uses less digits than its factorization.

3223320144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4988 (or 4982 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 3223320144 is about 56774.2912241095. The cubic root of 3223320144 is about 1477.1836115267.

Adding to 3223320144 its reverse (4410233223), we get a palindrome (7633553367).

The spelling of 3223320144 in words is "three billion, two hundred twenty-three million, three hundred twenty thousand, one hundred forty-four".