10222644 has 24 divisors (see below), whose sum is σ = 25256448. Its totient is φ = 3207040.

The previous prime is 10222609. The next prime is 10222657. The reversal of 10222644 is 44622201.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 10222644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24852 + ... + 25259.

It is an arithmetic number, because the mean of its divisors is an integer number (1052352).

Almost surely, 2^10222644 is an apocalyptic number.

It is an amenable number.

10222644 is an abundant number, since it is smaller than the sum of its proper divisors (15033804).

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

10222644 is a wasteful number, since it uses less digits than its factorization.

10222644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50135 (or 50133 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 10222644 is about 3197.2869749211. The cubic root of 10222644 is about 217.0306539266.

Adding to 10222644 its reverse (44622201), we get a palindrome (54844845).

It can be divided in two parts, 102226 and 44, that multiplied together give a palindrome (4497944).

The spelling of 10222644 in words is "ten million, two hundred twenty-two thousand, six hundred forty-four".