2205212250 has 64 divisors (see below), whose sum is σ = 5514687360. Its totient is φ = 586937600.

The previous prime is 2205212231. The next prime is 2205212263. The reversal of 2205212250 is 522125022.

2205212250 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2205212250² = 9725922135100125000, which contains 22 as substring.

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, 437746 + ... + 442754.

It is an arithmetic number, because the mean of its divisors is an integer number (86166990).

Almost surely, 2^2205212250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2205212250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2757343680).

2205212250 is an abundant number, since it is smaller than the sum of its proper divisors (3309475110).

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

2205212250 is a wasteful number, since it uses less digits than its factorization.

2205212250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5616 (or 5606 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 2205212250 is about 46959.6874989602. The cubic root of 2205212250 is about 1301.6177591522.

Adding to 2205212250 its reverse (522125022), we get a palindrome (2727337272).

The spelling of 2205212250 in words is "two billion, two hundred five million, two hundred twelve thousand, two hundred fifty".