3223531320 has 64 divisors (see below), whose sum is σ = 9674709120. Its totient is φ = 859242624.

The previous prime is 3223531319. The next prime is 3223531349. The reversal of 3223531320 is 231353223.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392779 + ... + 400901.

It is an arithmetic number, because the mean of its divisors is an integer number (151167330).

Almost surely, 2^3223531320 is an apocalyptic number.

3223531320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3223531320 is an abundant number, since it is smaller than the sum of its proper divisors (6451177800).

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

3223531320 is a wasteful number, since it uses less digits than its factorization.

3223531320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11444 (or 11440 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 3223531320 is about 56776.1509790863. The cubic root of 3223531320 is about 1477.2158700779.

Adding to 3223531320 its reverse (231353223), we get a palindrome (3454884543).

The spelling of 3223531320 in words is "three billion, two hundred twenty-three million, five hundred thirty-one thousand, three hundred twenty".