3321223764 has 12 divisors (see below), whose sum is σ = 7749522144. Its totient is φ = 1107074584.

The previous prime is 3321223757. The next prime is 3321223771. The reversal of 3321223764 is 4673221233.

It is an interprime number because it is at equal distance from previous prime (3321223757) and next prime (3321223771).

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

It is a super-2 number, since 2×3321223764² = 22061054581116655392, which contains 22 as substring.

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, 138384312 + ... + 138384335.

It is an arithmetic number, because the mean of its divisors is an integer number (645793512).

Almost surely, 2^3321223764 is an apocalyptic number.

It is an amenable number.

3321223764 is an abundant number, since it is smaller than the sum of its proper divisors (4428298380).

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

3321223764 is a wasteful number, since it uses less digits than its factorization.

3321223764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276768654 (or 276768652 counting only the distinct ones).

The product of its digits is 36288, while the sum is 33.

The square root of 3321223764 is about 57630.0595522857. The cubic root of 3321223764 is about 1491.9904578354.

Adding to 3321223764 its reverse (4673221233), we get a palindrome (7994444997).

The spelling of 3321223764 in words is "three billion, three hundred twenty-one million, two hundred twenty-three thousand, seven hundred sixty-four".