2052215316 has 36 divisors (see below), whose sum is σ = 5492695572. Its totient is φ = 643832064.

The previous prime is 2052215309. The next prime is 2052215317. The reversal of 2052215316 is 6135122502.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1584358416 + 467856900 = 39804^2 + 21630^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2052215316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052215317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1676035 + ... + 1677258.

It is an arithmetic number, because the mean of its divisors is an integer number (152574877).

Almost surely, 2^2052215316 is an apocalyptic number.

It is an amenable number.

2052215316 is an abundant number, since it is smaller than the sum of its proper divisors (3440480256).

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

2052215316 is a wasteful number, since it uses less digits than its factorization.

2052215316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3353320 (or 3353315 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 2052215316 is about 45301.3831576918. The cubic root of 2052215316 is about 1270.7915201445.

Adding to 2052215316 its reverse (6135122502), we get a palindrome (8187337818).

The spelling of 2052215316 in words is "two billion, fifty-two million, two hundred fifteen thousand, three hundred sixteen".