10644122 has 4 divisors (see below), whose sum is σ = 15966186. Its totient is φ = 5322060.

The previous prime is 10644121. The next prime is 10644163. The reversal of 10644122 is 22144601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8300161 + 2343961 = 2881^2 + 1531^2 .

It is a super-2 number, since 2×10644122² = 226594666301768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10644094 and 10644103.

It is not an unprimeable number, because it can be changed into a prime (10644121) 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 as a sum of consecutive naturals, namely, 2661029 + ... + 2661032.

Almost surely, 2^10644122 is an apocalyptic number.

10644122 is a deficient number, since it is larger than the sum of its proper divisors (5322064).

10644122 is an equidigital number, since it uses as much as digits as its factorization.

10644122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5322063.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 10644122 is about 3262.5330649665. The cubic root of 10644122 is about 219.9732887680.

Adding to 10644122 its reverse (22144601), we get a palindrome (32788723).

The spelling of 10644122 in words is "ten million, six hundred forty-four thousand, one hundred twenty-two".