105642226 has 8 divisors (see below), whose sum is σ = 158548464. Its totient is φ = 52792740.

The previous prime is 105642211. The next prime is 105642227. The reversal of 105642226 is 622246501.

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

It is a super-2 number, since 2×105642226² = 22320559828470152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105642194 and 105642203.

It is not an unprimeable number, because it can be changed into a prime (105642227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9180 + ... + 17191.

It is an arithmetic number, because the mean of its divisors is an integer number (19818558).

Almost surely, 2^105642226 is an apocalyptic number.

105642226 is a deficient number, since it is larger than the sum of its proper divisors (52906238).

105642226 is a wasteful number, since it uses less digits than its factorization.

105642226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28376.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 105642226 is about 10278.2404136117. The cubic root of 105642226 is about 472.7292930768.

Adding to 105642226 its reverse (622246501), we get a palindrome (727888727).

The spelling of 105642226 in words is "one hundred five million, six hundred forty-two thousand, two hundred twenty-six".