3227220252 has 48 divisors (see below), whose sum is σ = 8730650880. Its totient is φ = 1028967984.

The previous prime is 3227220221. The next prime is 3227220287. The reversal of 3227220252 is 2520227223.

3227220252 is a `hidden beast` number, since 322 + 72 + 20 + 252 = 666.

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

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, 647118 + ... + 652085.

It is an arithmetic number, because the mean of its divisors is an integer number (181888560).

Almost surely, 2^3227220252 is an apocalyptic number.

It is an amenable number.

3227220252 is an abundant number, since it is smaller than the sum of its proper divisors (5503430628).

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

3227220252 is a wasteful number, since it uses less digits than its factorization.

3227220252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299239 (or 1299231 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 3227220252 is about 56808.6283235214. The cubic root of 3227220252 is about 1477.7791520786.

Adding to 3227220252 its reverse (2520227223), we get a palindrome (5747447475).

The spelling of 3227220252 in words is "three billion, two hundred twenty-seven million, two hundred twenty thousand, two hundred fifty-two".