3273922656 has 144 divisors (see below), whose sum is σ = 9480639168. Its totient is φ = 1071532800.

The previous prime is 3273922651. The next prime is 3273922669. The reversal of 3273922656 is 6562293723.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3273922651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4036491 + ... + 4037301.

It is an arithmetic number, because the mean of its divisors is an integer number (65837772).

Almost surely, 2^3273922656 is an apocalyptic number.

3273922656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3273922656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4740319584).

3273922656 is an abundant number, since it is smaller than the sum of its proper divisors (6206716512).

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

3273922656 is a wasteful number, since it uses less digits than its factorization.

3273922656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065 (or 1054 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The square root of 3273922656 is about 57218.2021388299. The cubic root of 3273922656 is about 1484.8735517948.

The spelling of 3273922656 in words is "three billion, two hundred seventy-three million, nine hundred twenty-two thousand, six hundred fifty-six".