3223473920 has 144 divisors (see below), whose sum is σ = 8109545472. Its totient is φ = 1225297920.

The previous prime is 3223473919. The next prime is 3223473931. The reversal of 3223473920 is 293743223.

It is a super-2 number, since 2×3223473920² = 20781568225840332800, 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 15 ways as a sum of consecutive naturals, for example, 6564875 + ... + 6565365.

It is an arithmetic number, because the mean of its divisors is an integer number (56316288).

Almost surely, 2^3223473920 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 3223473920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4054772736).

3223473920 is an abundant number, since it is smaller than the sum of its proper divisors (4886071552).

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

3223473920 is a wasteful number, since it uses less digits than its factorization.

3223473920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758 (or 744 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 3223473920 is about 56775.6454829005. The cubic root of 3223473920 is about 1477.2071019822.

The spelling of 3223473920 in words is "three billion, two hundred twenty-three million, four hundred seventy-three thousand, nine hundred twenty".