10643226 has 32 divisors (see below), whose sum is σ = 23417856. Its totient is φ = 3198000.

The previous prime is 10643221. The next prime is 10643239. The reversal of 10643226 is 62234601.

It is a super-2 number, since 2×10643226² = 226556519374152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10643196 and 10643205.

It is not an unprimeable number, because it can be changed into a prime (10643221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8031 + ... + 9261.

It is an arithmetic number, because the mean of its divisors is an integer number (731808).

Almost surely, 2^10643226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10643226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11708928).

10643226 is an abundant number, since it is smaller than the sum of its proper divisors (12774630).

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

10643226 is a wasteful number, since it uses less digits than its factorization.

10643226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 10643226 is about 3262.3957454607. The cubic root of 10643226 is about 219.9671162972.

Adding to 10643226 its reverse (62234601), we get a palindrome (72877827).

The spelling of 10643226 in words is "ten million, six hundred forty-three thousand, two hundred twenty-six".