10645444 has 12 divisors (see below), whose sum is σ = 18885244. Its totient is φ = 5249664.

The previous prime is 10645441. The next prime is 10645447. The reversal of 10645444 is 44454601.

10645444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10645441) and next prime (10645447).

It can be written as a sum of positive squares in 2 ways, for example, as 6959044 + 3686400 = 2638^2 + 1920^2 .

It is a super-2 number, since 2×10645444² = 226650955914272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17937 + ... + 18520.

Almost surely, 2^10645444 is an apocalyptic number.

It is an amenable number.

10645444 is a deficient number, since it is larger than the sum of its proper divisors (8239800).

10645444 is a wasteful number, since it uses less digits than its factorization.

10645444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36534 (or 36532 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 10645444 is about 3262.7356619867. The cubic root of 10645444 is about 219.9823952855.

The spelling of 10645444 in words is "ten million, six hundred forty-five thousand, four hundred forty-four".