3222140472 has 160 divisors (see below), whose sum is σ = 9648888480. Its totient is φ = 1002101760.

The previous prime is 3222140437. The next prime is 3222140473. The reversal of 3222140472 is 2740412223.

3222140472 is a `hidden beast` number, since 32 + 22 + 140 + 472 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222140473) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 608428 + ... + 613700.

It is an arithmetic number, because the mean of its divisors is an integer number (60305553).

Almost surely, 2^3222140472 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 3222140472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4824444240).

3222140472 is an abundant number, since it is smaller than the sum of its proper divisors (6426748008).

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

3222140472 is a wasteful number, since it uses less digits than its factorization.

3222140472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5355 (or 5342 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 3222140472 is about 56763.9011344358. The cubic root of 3222140472 is about 1477.0033827878.

Adding to 3222140472 its reverse (2740412223), we get a palindrome (5962552695).

The spelling of 3222140472 in words is "three billion, two hundred twenty-two million, one hundred forty thousand, four hundred seventy-two".