10405222 has 8 divisors (see below), whose sum is σ = 15762672. Its totient is φ = 5151000.

The previous prime is 10405211. The next prime is 10405247. The reversal of 10405222 is 22250401.

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 = 10405196 and 10405205.

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 in 3 ways as a sum of consecutive naturals, for example, 25554 + ... + 25957.

It is an arithmetic number, because the mean of its divisors is an integer number (1970334).

Almost surely, 2^10405222 is an apocalyptic number.

10405222 is a deficient number, since it is larger than the sum of its proper divisors (5357450).

10405222 is a wasteful number, since it uses less digits than its factorization.

10405222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51614.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 10405222 is about 3225.7126344422. The cubic root of 10405222 is about 218.3151041764.

Adding to 10405222 its reverse (22250401), we get a palindrome (32655623).

The spelling of 10405222 in words is "ten million, four hundred five thousand, two hundred twenty-two".