2212322652 has 96 divisors (see below), whose sum is σ = 6071788800. Its totient is φ = 695411136.

The previous prime is 2212322621. The next prime is 2212322663. The reversal of 2212322652 is 2562232122.

2212322652 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 3 + 2 + 2 + 652 = 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 31 ways as a sum of consecutive naturals, for example, 126463 + ... + 142889.

It is an arithmetic number, because the mean of its divisors is an integer number (63247800).

Almost surely, 2^2212322652 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 2212322652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3035894400).

2212322652 is an abundant number, since it is smaller than the sum of its proper divisors (3859466148).

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

2212322652 is a wasteful number, since it uses less digits than its factorization.

2212322652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16512 (or 16504 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 2212322652 is about 47035.3340798171. The cubic root of 2212322652 is about 1303.0152204193.

Adding to 2212322652 its reverse (2562232122), we get a palindrome (4774554774).

The spelling of 2212322652 in words is "two billion, two hundred twelve million, three hundred twenty-two thousand, six hundred fifty-two".