2212636354 has 4 divisors (see below), whose sum is σ = 3318954534. Its totient is φ = 1106318176.

The previous prime is 2212636313. The next prime is 2212636357. The reversal of 2212636354 is 4536362122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2007488025 + 205148329 = 44805^2 + 14323^2 .

It is not an unprimeable number, because it can be changed into a prime (2212636357) 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 as a sum of consecutive naturals, namely, 553159087 + ... + 553159090.

Almost surely, 2^2212636354 is an apocalyptic number.

2212636354 is a deficient number, since it is larger than the sum of its proper divisors (1106318180).

2212636354 is a wasteful number, since it uses less digits than its factorization.

2212636354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106318179.

The product of its digits is 51840, while the sum is 34.

The square root of 2212636354 is about 47038.6687099029. The cubic root of 2212636354 is about 1303.0768056438.

Adding to 2212636354 its reverse (4536362122), we get a palindrome (6748998476).

The spelling of 2212636354 in words is "two billion, two hundred twelve million, six hundred thirty-six thousand, three hundred fifty-four".