10021244 has 6 divisors (see below), whose sum is σ = 17537184. Its totient is φ = 5010620.

The previous prime is 10021243. The next prime is 10021247. The reversal of 10021244 is 44212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021241) 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 as a sum of consecutive naturals, namely, 1252652 + ... + 1252659.

It is an arithmetic number, because the mean of its divisors is an integer number (2922864).

Almost surely, 2^10021244 is an apocalyptic number.

It is an amenable number.

10021244 is a deficient number, since it is larger than the sum of its proper divisors (7515940).

10021244 is a wasteful number, since it uses less digits than its factorization.

10021244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505315 (or 2505313 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 10021244 is about 3165.6348494417. The cubic root of 10021244 is about 215.5959237976.

Adding to 10021244 its reverse (44212001), we get a palindrome (54233245).

The spelling of 10021244 in words is "ten million, twenty-one thousand, two hundred forty-four".