3311221344 has 24 divisors (see below), whose sum is σ = 8691956280. Its totient is φ = 1103740416.

The previous prime is 3311221313. The next prime is 3311221379. The reversal of 3311221344 is 4431221133.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×3311221344² = 21928373577922332672, which contains 22 as substring.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17245849 + ... + 17246040.

It is an arithmetic number, because the mean of its divisors is an integer number (362164845).

Almost surely, 2^3311221344 is an apocalyptic number.

It is an amenable number.

3311221344 is an abundant number, since it is smaller than the sum of its proper divisors (5380734936).

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

3311221344 is a wasteful number, since it uses less digits than its factorization.

3311221344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34491902 (or 34491894 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 3311221344 is about 57543.2128404384. The cubic root of 3311221344 is about 1490.4911588895.

Adding to 3311221344 its reverse (4431221133), we get a palindrome (7742442477).

The spelling of 3311221344 in words is "three billion, three hundred eleven million, two hundred twenty-one thousand, three hundred forty-four".