3322639808 has 42 divisors (see below), whose sum is σ = 6740060688. Its totient is φ = 1624425600.

The previous prime is 3322639807. The next prime is 3322639847. The reversal of 3322639808 is 8089362233.

It is a happy number.

It is a super-2 number, since 2×3322639808² = 22079870587412553728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3322639807) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3160883 + ... + 3161933.

Almost surely, 2^3322639808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3322639808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3370030344).

3322639808 is an abundant number, since it is smaller than the sum of its proper divisors (3417420880).

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

3322639808 is an frugal number, since it uses more digits than its factorization.

3322639808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161 (or 1100 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 3322639808 is about 57642.3438801720. The cubic root of 3322639808 is about 1492.2024704443.

The spelling of 3322639808 in words is "three billion, three hundred twenty-two million, six hundred thirty-nine thousand, eight hundred eight".