10140944 has 40 divisors (see below), whose sum is σ = 21629568. Its totient is φ = 4567680.

The previous prime is 10140943. The next prime is 10140947. The reversal of 10140944 is 44904101.

It is a super-2 number, since 2×10140944² = 205677490422272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10140943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27449 + ... + 27815.

Almost surely, 2^10140944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10140944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10814784).

10140944 is an abundant number, since it is smaller than the sum of its proper divisors (11488624).

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

10140944 is a wasteful number, since it uses less digits than its factorization.

10140944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 537 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 10140944 is about 3184.4848877016. The cubic root of 10140944 is about 216.4509326690.

The spelling of 10140944 in words is "ten million, one hundred forty thousand, nine hundred forty-four".