22221334 has 4 divisors (see below), whose sum is σ = 33332004. Its totient is φ = 11110666.

The previous prime is 22221319. The next prime is 22221343. The reversal of 22221334 is 43312222.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555332 + ... + 5555335.

It is an arithmetic number, because the mean of its divisors is an integer number (8333001).

Almost surely, 2^22221334 is an apocalyptic number.

22221334 is a deficient number, since it is larger than the sum of its proper divisors (11110670).

22221334 is a wasteful number, since it uses less digits than its factorization.

22221334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110669.

The product of its digits is 576, while the sum is 19.

The square root of 22221334 is about 4713.9509967754. The cubic root of 22221334 is about 281.1404759392.

Adding to 22221334 its reverse (43312222), we get a palindrome (65533556).

The spelling of 22221334 in words is "twenty-two million, two hundred twenty-one thousand, three hundred thirty-four".