213044422 has 8 divisors (see below), whose sum is σ = 319847256. Its totient is φ = 106428672.

The previous prime is 213044417. The next prime is 213044443. The reversal of 213044422 is 224440312.

It is a happy number.

213044422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 213044393 and 213044402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43888 + ... + 48499.

It is an arithmetic number, because the mean of its divisors is an integer number (39980907).

Almost surely, 2^213044422 is an apocalyptic number.

213044422 is a deficient number, since it is larger than the sum of its proper divisors (106802834).

213044422 is a wasteful number, since it uses less digits than its factorization.

213044422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93542.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 213044422 is about 14596.0413126299. The cubic root of 213044422 is about 597.2507758884.

Adding to 213044422 its reverse (224440312), we get a palindrome (437484734).

The spelling of 213044422 in words is "two hundred thirteen million, forty-four thousand, four hundred twenty-two".