10221736 has 32 divisors (see below), whose sum is σ = 22055040. Its totient is φ = 4350528.

The previous prime is 10221727. The next prime is 10221737. The reversal of 10221736 is 63712201.

It is not an unprimeable number, because it can be changed into a prime (10221737) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8806 + ... + 9898.

It is an arithmetic number, because the mean of its divisors is an integer number (689220).

Almost surely, 2^10221736 is an apocalyptic number.

It is an amenable number.

10221736 is an abundant number, since it is smaller than the sum of its proper divisors (11833304).

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

10221736 is a wasteful number, since it uses less digits than its factorization.

10221736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1269 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 10221736 is about 3197.1449763813. The cubic root of 10221736 is about 217.0242280069.

Adding to 10221736 its reverse (63712201), we get a palindrome (73933937).

The spelling of 10221736 in words is "ten million, two hundred twenty-one thousand, seven hundred thirty-six".