10640244 has 24 divisors (see below), whose sum is σ = 24887968. Its totient is φ = 3538080.

The previous prime is 10640233. The next prime is 10640251. The reversal of 10640244 is 44204601.

10640244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10640244² = 226429584759072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10640244.

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, 5754 + ... + 7374.

Almost surely, 2^10640244 is an apocalyptic number.

It is an amenable number.

10640244 is an abundant number, since it is smaller than the sum of its proper divisors (14247724).

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

10640244 is a wasteful number, since it uses less digits than its factorization.

10640244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175 (or 2173 counting only the distinct ones).

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

The square root of 10640244 is about 3261.9386873453. The cubic root of 10640244 is about 219.9465710474.

Adding to 10640244 its reverse (44204601), we get a palindrome (54844845).

The spelling of 10640244 in words is "ten million, six hundred forty thousand, two hundred forty-four".