2227500212 has 36 divisors (see below), whose sum is σ = 4552301124. Its totient is φ = 950906880.

The previous prime is 2227500167. The next prime is 2227500221. The reversal of 2227500212 is 2120057222.

It can be written as a sum of positive squares in 2 ways, for example, as 2198296996 + 29203216 = 46886^2 + 5404^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28262 + ... + 72482.

It is an arithmetic number, because the mean of its divisors is an integer number (126452809).

Almost surely, 2^2227500212 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 2227500212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2276150562).

2227500212 is an abundant number, since it is smaller than the sum of its proper divisors (2324800912).

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

2227500212 is a wasteful number, since it uses less digits than its factorization.

2227500212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44496 (or 44487 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 2227500212 is about 47196.4004135909. The cubic root of 2227500212 is about 1305.9881951081.

Adding to 2227500212 its reverse (2120057222), we get a palindrome (4347557434).

The spelling of 2227500212 in words is "two billion, two hundred twenty-seven million, five hundred thousand, two hundred twelve".