3222713520 has 160 divisors (see below), whose sum is σ = 11954443200. Its totient is φ = 793276416.

The previous prime is 3222713513. The next prime is 3222713521. The reversal of 3222713520 is 253172223.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3222713521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29305 + ... + 85464.

It is an arithmetic number, because the mean of its divisors is an integer number (74715270).

Almost surely, 2^3222713520 is an apocalyptic number.

3222713520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3222713520 is an abundant number, since it is smaller than the sum of its proper divisors (8731729680).

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

3222713520 is a wasteful number, since it uses less digits than its factorization.

3222713520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114804 (or 114792 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 3222713520 is about 56768.9485546456. The cubic root of 3222713520 is about 1477.0909378019.

Adding to 3222713520 its reverse (253172223), we get a palindrome (3475885743).

The spelling of 3222713520 in words is "three billion, two hundred twenty-two million, seven hundred thirteen thousand, five hundred twenty".