3222135240 has 64 divisors (see below), whose sum is σ = 9674976960. Its totient is φ = 858474240.

The previous prime is 3222135227. The next prime is 3222135283. The reversal of 3222135240 is 425312223.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3222135240.

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, 131130 + ... + 153750.

It is an arithmetic number, because the mean of its divisors is an integer number (151171515).

Almost surely, 2^3222135240 is an apocalyptic number.

3222135240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3222135240 is an abundant number, since it is smaller than the sum of its proper divisors (6452841720).

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

3222135240 is a wasteful number, since it uses less digits than its factorization.

3222135240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23822 (or 23818 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3222135240 is about 56763.8550487896. The cubic root of 3222135240 is about 1477.0025833518.

Adding to 3222135240 its reverse (425312223), we get a palindrome (3647447463).

The spelling of 3222135240 in words is "three billion, two hundred twenty-two million, one hundred thirty-five thousand, two hundred forty".