20600222 has 8 divisors (see below), whose sum is σ = 31361736. Its totient is φ = 10146312.

The previous prime is 20600201. The next prime is 20600233. The reversal of 20600222 is 22200602.

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 = 20600197 and 20600206.

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, 76733 + ... + 77000.

It is an arithmetic number, because the mean of its divisors is an integer number (3920217).

Almost surely, 2^20600222 is an apocalyptic number.

20600222 is a deficient number, since it is larger than the sum of its proper divisors (10761514).

20600222 is a wasteful number, since it uses less digits than its factorization.

20600222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153802.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 20600222 is about 4538.7467433202. The cubic root of 20600222 is about 274.1304633827.

Adding to 20600222 its reverse (22200602), we get a palindrome (42800824).

The spelling of 20600222 in words is "twenty million, six hundred thousand, two hundred twenty-two".