2213723622 has 32 divisors (see below), whose sum is σ = 4891092480. Its totient is φ = 662332320.

The previous prime is 2213723581. The next prime is 2213723657. The reversal of 2213723622 is 2263273122.

It is a self number, because there is not a number n which added to its sum of digits gives 2213723622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207073 + ... + 217500.

It is an arithmetic number, because the mean of its divisors is an integer number (152846640).

Almost surely, 2^2213723622 is an apocalyptic number.

2213723622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2213723622 is an abundant number, since it is smaller than the sum of its proper divisors (2677368858).

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

2213723622 is a wasteful number, since it uses less digits than its factorization.

2213723622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424668.

The product of its digits is 12096, while the sum is 30.

The square root of 2213723622 is about 47050.2244628015. The cubic root of 2213723622 is about 1303.2902104519.

Adding to 2213723622 its reverse (2263273122), we get a palindrome (4476996744).

The spelling of 2213723622 in words is "two billion, two hundred thirteen million, seven hundred twenty-three thousand, six hundred twenty-two".