105722226 has 32 divisors (see below), whose sum is σ = 243043200. Its totient is φ = 34025040.

The previous prime is 105722219. The next prime is 105722257. The reversal of 105722226 is 622227501.

It is a super-2 number, since 2×105722226² = 22354378140790152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 105722226.

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 15 ways as a sum of consecutive naturals, for example, 32190 + ... + 35321.

It is an arithmetic number, because the mean of its divisors is an integer number (7595100).

Almost surely, 2^105722226 is an apocalyptic number.

105722226 is an abundant number, since it is smaller than the sum of its proper divisors (137320974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105722226 is a wasteful number, since it uses less digits than its factorization.

105722226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67551 (or 67545 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 105722226 is about 10282.1313938308. The cubic root of 105722226 is about 472.8485913367.

Adding to 105722226 its reverse (622227501), we get a palindrome (727949727).

The spelling of 105722226 in words is "one hundred five million, seven hundred twenty-two thousand, two hundred twenty-six".