2212205736 has 32 divisors (see below), whose sum is σ = 5955939360. Its totient is φ = 680678592.

The previous prime is 2212205713. The next prime is 2212205741. The reversal of 2212205736 is 6375022122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3544890 + ... + 3545513.

It is an arithmetic number, because the mean of its divisors is an integer number (186123105).

Almost surely, 2^2212205736 is an apocalyptic number.

2212205736 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2212205736 is an abundant number, since it is smaller than the sum of its proper divisors (3743733624).

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

2212205736 is a wasteful number, since it uses less digits than its factorization.

2212205736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7090425 (or 7090421 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 2212205736 is about 47034.0912105252. The cubic root of 2212205736 is about 1302.9922662612.

Adding to 2212205736 its reverse (6375022122), we get a palindrome (8587227858).

The spelling of 2212205736 in words is "two billion, two hundred twelve million, two hundred five thousand, seven hundred thirty-six".