22223662 has 4 divisors (see below), whose sum is σ = 33335496. Its totient is φ = 11111830.

The previous prime is 22223659. The next prime is 22223687. The reversal of 22223662 is 26632222.

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 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, 5555914 + ... + 5555917.

It is an arithmetic number, because the mean of its divisors is an integer number (8333874).

Almost surely, 2^22223662 is an apocalyptic number.

22223662 is a deficient number, since it is larger than the sum of its proper divisors (11111834).

22223662 is a wasteful number, since it uses less digits than its factorization.

22223662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111833.

The product of its digits is 3456, while the sum is 25.

The square root of 22223662 is about 4714.1979169314. The cubic root of 22223662 is about 281.1502934142.

Adding to 22223662 its reverse (26632222), we get a palindrome (48855884).

The spelling of 22223662 in words is "twenty-two million, two hundred twenty-three thousand, six hundred sixty-two".