3313521444 has 12 divisors (see below), whose sum is σ = 7731550064. Its totient is φ = 1104507144.

The previous prime is 3313521437. The next prime is 3313521461. The reversal of 3313521444 is 4441253133.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138063382 + ... + 138063405.

Almost surely, 2^3313521444 is an apocalyptic number.

It is an amenable number.

3313521444 is an abundant number, since it is smaller than the sum of its proper divisors (4418028620).

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

3313521444 is a wasteful number, since it uses less digits than its factorization.

3313521444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276126794 (or 276126792 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 3313521444 is about 57563.1952205574. The cubic root of 3313521444 is about 1490.8361962499.

Adding to 3313521444 its reverse (4441253133), we get a palindrome (7754774577).

The spelling of 3313521444 in words is "three billion, three hundred thirteen million, five hundred twenty-one thousand, four hundred forty-four".