20410222 has 8 divisors (see below), whose sum is σ = 34988976. Its totient is φ = 8747232.

The previous prime is 20410213. The next prime is 20410259. The reversal of 20410222 is 22201402.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728923 + ... + 728950.

It is an arithmetic number, because the mean of its divisors is an integer number (4373622).

Almost surely, 2^20410222 is an apocalyptic number.

20410222 is a deficient number, since it is larger than the sum of its proper divisors (14578754).

20410222 is a wasteful number, since it uses less digits than its factorization.

20410222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457882.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 20410222 is about 4517.7673689556. The cubic root of 20410222 is about 273.2850721191.

Adding to 20410222 its reverse (22201402), we get a palindrome (42611624).

The spelling of 20410222 in words is "twenty million, four hundred ten thousand, two hundred twenty-two".